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Flasks

40 products

  • Sale -11% Borosilicate Glass Graduated Cylinder with Ground Glass Stopper Measuring Mixing Cylinder Borosilicate Glass Graduated Cylinder with Ground Glass Stopper Measuring Mixing Cylinder

    POMEX Borosilicate Glass Graduated Cylinder with Ground Glass Stopper Measuring Mixing Cylinder

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    Laboratory Precise Liquid Measurement: Engineered for accurate and reliable volume measurement, ensuring precise results in analytical and research applications. Matching Ground Glass Stopper: Included stopper provides a tight, leak-proof seal for safe mixing, storage, and prevention of evaporation or contamination. Dual Function – Measuring & Mixing: Serves as both a graduated measuring cylinder and a mixing cylinder for versatile laboratory use. Accurate Graduation Scale: Clearly marked, easy-to-read graduations for precise and repeatable volume measurement. Premium Borosilicate 3.3 Glass: Excellent thermal shock resistance, high chemical durability, and outstanding optical clarity. Heavy Wall Construction: Thicker glass walls deliver increased mechanical strength and extended service life. Stable Hexagonal Base: Prevents rolling and provides excellent stability when standing on the laboratory bench. Pour Spout: Integrated spout allows precise, drip-free pouring of liquids when stopper is removed. Clear Glass: Allows easy observation of contents and accurate meniscus reading. Chemical Resistance: Resistant to most acids, bases, and organic solvents for long-term reliability. Thermal Shock Resistance: Withstands typical laboratory temperature fluctuations when used correctly. Autoclavable: Safe for sterilization by autoclaving for sterile applications. Precision-Ground Joint: Stopper fits securely and removes easily without seizing. Durable & Reusable: Designed for repeated use, reducing replacement costs and ensuring long-term value. Versatile Applications: Ideal for measuring, mixing, and transferring liquids in laboratory procedures.

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    $15.99 - $240.00

  • Sale -9% Laboratory Glass Volumetric Flask Amber with Base Ground Stopper 1ml 2ml 5ml 10ml Laboratory Glass Volumetric Flask Amber with Base Ground Stopper 1ml 2ml 5ml 10ml

    POMEX Laboratory Glass Volumetric Flask Amber with Base Ground Stopper 1ml 2ml 5ml 10ml

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    Amber Glass Construction: Provides excellent UV protection to prevent degradation of light-sensitive solutions and compounds. Flat Base Design: Provides excellent stability when standing on the laboratory bench, preventing tipping and spills. Class A Calibration: Meets high accuracy standards for precise volume measurement and reliable preparation of standard solutions. Matching Ground Glass Stopper: Included stopper provides a tight, leak-proof seal to prevent evaporation, contamination, and spillage. Premium Borosilicate 3.3 Glass: Excellent thermal shock resistance, high chemical durability, and outstanding performance. Heavy Wall Construction: Thicker glass walls deliver increased mechanical strength and extended service life in demanding laboratory environments. Clear Calibration Mark: Prominent graduation line enables accurate and repeatable volume measurement. Stable Flat Bottom Base: Provides stability when standing on the laboratory bench. Chemical Resistance: Resistant to most acids, bases, and organic solvents for long-term reliability. Thermal Shock Resistance: Withstands typical laboratory temperature fluctuations when used correctly. Autoclavable: Safe for sterilization by autoclaving. Precision-Ground Joint: Stopper fits securely and removes easily without seizing. UV Protection: Amber glass protects photosensitive chemicals from light degradation. Durable & Reusable: Designed for repeated use, reducing replacement costs and ensuring long-term value. Versatile Applications: Ideal for analytical chemistry, titration, dilution, quality control, and research.

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    $19.99 - $160.00

  • Sale -10% Professional Glass Volumetric Flask Amber with Ground Stopper Borosilicate 3.3 Class A Heavy Wall Laboratory Grade Professional Glass Volumetric Flask Amber with Ground Stopper Borosilicate 3.3 Class A Heavy Wall Laboratory Grade

    POMEX Professional Glass Volumetric Flask Amber with Ground Stopper Borosilicate 3.3 Class A Heavy Wall Laboratory Grade

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    Amber Glass Construction: Provides excellent UV protection to prevent degradation of light-sensitive solutions and compounds. Class A Calibration: Meets high accuracy standards for precise volume measurement and reliable preparation of standard solutions. Matching Ground Glass Stopper: Included stopper provides a tight, leak-proof seal to prevent evaporation, contamination, and spillage. Premium Borosilicate 3.3 Glass: Excellent thermal shock resistance, high chemical durability, and outstanding performance. Heavy Wall Construction: Thicker glass walls deliver increased mechanical strength and extended service life in demanding laboratory environments. Clear Calibration Mark: Prominent graduation line enables accurate and repeatable volume measurement. Stable Flat Bottom Base: Provides stability when standing on the laboratory bench. Chemical Resistance: Resistant to most acids, bases, and organic solvents for long-term reliability. Thermal Shock Resistance: Withstands typical laboratory temperature fluctuations when used correctly. Autoclavable: Safe for sterilization by autoclaving. Precision-Ground Joint: Stopper fits securely and removes easily without seizing. UV Protection: Amber glass protects photosensitive chemicals from light degradation. Durable & Reusable: Designed for repeated use, reducing replacement costs and ensuring long-term value. Versatile Applications: Ideal for analytical chemistry, titration, dilution, quality control, and research.

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    $19.85 - $200.00

  • Transparent Laboratory Glass Volumetric Flask with Base Borosilicate Glass Heavy Wall 1ml 2ml 5ml 10ml Transparent Laboratory Glass Volumetric Flask with Base Borosilicate Glass Heavy Wall 1ml 2ml 5ml 10ml

    POMEX Transparent Laboratory Glass Volumetric Flask with Base Borosilicate Glass Heavy Wall 1ml 2ml 5ml 10ml

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    Flat Base Design: Provides excellent stability when standing on the laboratory bench, preventing tipping and spills. Premium Borosilicate 3.3 Glass: Excellent thermal shock resistance, high chemical durability, and long-lasting performance. Heavy Wall Construction: Thicker glass walls deliver increased mechanical strength and extended service life. Available Capacities: 1ml, 2ml, 5ml, and 10ml to suit micro-scale laboratory applications. Clear Calibration Mark: Prominent graduation line enables accurate and repeatable volume measurement. Chemical Resistance: Resistant to most acids, bases, and organic solvents for long-term reliability. Thermal Shock Resistance: Withstands typical laboratory temperature fluctuations when used correctly. Autoclavable: Safe for sterilization by autoclaving. Durable & Reusable: Designed for repeated use, reducing replacement costs and ensuring long-term value. Versatile Applications: Ideal for analytical chemistry, titration, dilution, quality control, and research.

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    $17.99 - $160.00

  • Sale -10% Professional Laboratory Glass Graduated Volumetric Flask with Stopper Borosilicate 3.3 10ml, 200ml, 250ml Professional Laboratory Glass Graduated Volumetric Flask with Stopper Borosilicate 3.3 10ml, 200ml, 250ml

    POMEX Professional Laboratory Glass Graduated Volumetric Flask with Stopper Borosilicate 3.3 10ml, 200ml, 250ml

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    Graduated Scale: Clear, easy-to-read graduations allow flexible measurement of multiple volumes in one flask. Matching Ground Glass Stopper: Provides a tight, leak-proof seal to prevent evaporation, contamination, and spillage. Premium Borosilicate 3.3 Glass: Excellent thermal shock resistance, high chemical durability, and outstanding optical clarity. Heavy Wall Construction: Thicker glass walls for increased mechanical strength and long service life. Available Capacities: 10ml, 25ml, 50ml, 100ml, and 250ml to suit various laboratory needs. Clear Calibration Marks: Prominent graduation lines ensure accurate and repeatable volume measurement. Stable Flat Bottom Base: Allows the flask to stand securely on the laboratory bench. Chemical Resistance: Resistant to most acids, bases, and organic solvents. Thermal Shock Resistance: Withstands typical laboratory temperature fluctuations when used correctly. Autoclavable: Safe for sterilization by autoclaving. Precision-Ground Joint: Stopper fits securely and removes easily without seizing. Durable & Reusable: Designed for repeated use, reducing replacement costs. Versatile Applications: Ideal for analytical chemistry, titration, dilution, quality control, and research.

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    $19.85 - $180.00

  • Sale -17% Glass Volumetric Flask with Glass Stopper Borosilicate Glass Heavy Wall 5ml to 5000ml Glass Volumetric Flask with Glass Stopper Borosilicate Glass Heavy Wall 5ml to 5000ml

    POMEX Glass Volumetric Flask with Glass Stopper Borosilicate Glass Heavy Wall 5ml to 5000ml

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    Heavy Wall Construction: Thicker glass walls offer increased mechanical strength and long-term durability. Matching Glass Stopper: Included ground glass stopper provides a tight seal to prevent leakage and evaporation. Premium Borosilicate 3.3 Glass: Excellent thermal shock resistance, high chemical durability, and clear visibility of contents. Wide Capacity Range: Available from 5ml to 5000ml to accommodate various laboratory needs. Clear Graduation Line: Prominent calibration mark allows easy and accurate reading of the meniscus. Flat Bottom Base: Provides stability when standing on the lab bench. Chemical Resistance: Resistant to most acids, bases, and organic solvents. Thermal Shock Resistance: Withstands typical laboratory temperature changes when used correctly. Autoclavable: Safe for sterilization by autoclaving. Precision-Ground Joint: Stopper fits securely and removes easily without seizing. Durable & Reusable: Designed for repeated use, reducing replacement costs. Versatile Applications: Ideal for analytical chemistry, titration, dilution, and quality control.

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    $12.85 - $125.00

  • Sale -10% Long Neck Flat Bottom Flask Lab Heavy Wall Borosilicate Glass Heavy Wall 100ml 250ml 500ml Long Neck Flat Bottom Flask Lab Heavy Wall Borosilicate Glass Heavy Wall 100ml 250ml 500ml

    POMEX Long Neck Flat Bottom Flask Lab Heavy Wall Borosilicate Glass Heavy Wall 100ml 250ml 500ml

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    Long Neck Design: Helps reduce evaporation and splashing, provides safer handling, and allows easy access for stirring or pouring. Flat Bottom: Allows the flask to stand upright on a lab bench, hot plate, or stirrer without additional support. Premium Borosilicate 3.3 Glass: Excellent thermal shock resistance, high chemical durability, and clear visibility of contents. Heavy Wall Construction: Thicker glass walls provide increased mechanical strength and long-term durability. Wide Capacity Range: Available in 5ml, 10ml, 15ml, 25ml, 50ml, 100ml, 150ml, 250ml, 500ml, 1000ml, 2000ml and 3000ml sizes. Clear Glass: Allows easy observation of liquids, mixing, and reactions. Chemical Resistance: Resistant to most acids, bases, and organic solvents. Thermal Shock Resistance: Withstands typical laboratory heating and cooling procedures when used correctly. Autoclavable: Safe for sterilization by autoclaving. Uniform Wall Thickness: Promotes even heat transfer and reliable mechanical strength. Versatile Applications: Suitable for mixing, sample preparation, storage, titration, and general laboratory work. Compatible with Standard Stoppers: Neck accepts suitable stoppers or closures depending on neck diameter. Durable & Reusable: Designed for repeated use, helping reduce replacement costs.

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    $12.95 - $170.00

  • Sale -11% Lab Glassware Long Neck Round Bottom Flask Borosilicate Glass Heavy Wall 50ml to 5000ml Lab Glassware Long Neck Round Bottom Flask Borosilicate Glass Heavy Wall 50ml to 5000ml

    POMEX Lab Glassware Long Neck Round Bottom Flask Borosilicate Glass Heavy Wall 50ml to 5000ml

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    Long Neck Design: Provides additional space for vapor expansion, reduces splashing, and allows for safer heating and reflux operations. Premium Borosilicate 3.3 Glass: Excellent thermal shock resistance, high chemical durability, and clear visibility of contents. Heavy Wall Construction: Thicker glass walls offer increased mechanical strength and durability for repeated use in demanding lab environments. Round Bottom (RBF): Ideal for uniform heat distribution and efficient magnetic stirring in heating mantles; helps minimize hot spots and bumping. Wide Capacity Range: Available from 50ml to 20000ml to accommodate various experimental scales and applications. Thermal Shock Resistance: Withstands rapid temperature changes typical in laboratory heating and cooling procedures when used correctly. Chemical Resistance: Resistant to most acids, bases, and organic solvents. Autoclavable: Safe for sterilization by autoclaving. Clear Glass: Allows easy observation of reactions, boiling, and liquid levels. Uniform Wall Thickness: Promotes even heat transfer and reliable mechanical strength. Versatile Compatibility: Accepts standard stoppers or can be used with appropriate adapters for reflux and distillation setups. Durable & Reusable: Designed for long-term laboratory use, reducing replacement costs.

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    $12.99 - $160.00

  • Sale -16% 4 Bevel Neck Round Bottom Flask Boiling Lab Borosilicate Glass with 19/22 Joint 250ml 500ml 4 Bevel Neck Round Bottom Flask Boiling Lab Borosilicate Glass with 19/22 Joint 250ml 500ml

    POMEX 4 Bevel Neck Round Bottom Flask Boiling Lab Borosilicate Glass with 19/22 Joint 250ml 500ml

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    4 Bevel Neck Design: Four-neck beveled configuration allows multiple apparatus connections for complex reaction setups and improved access to each neck. 19/22 Standard Taper Outer Joints: Precision-ground male joints provide a secure, leak-proof fit with standard 19/22 female joint condensers, adapters, stoppers, thermometers, and addition funnels. Available from 50ml to 500ml: Choose the capacity that best fits your laboratory application. Premium Borosilicate 3.3 Glass: High thermal shock resistance, excellent chemical durability, and clear visibility of contents. Round Bottom (RBF): Ideal for uniform heating and efficient magnetic stirring in heating mantles; helps reduce bumping and hot spots. Heavy-Wall Construction: Durable, autoclavable, and designed for repeated use in demanding laboratory environments. Precision-Ground Joints: Smooth, accurately tapered joints ensure easy connection and removal without seizing. Uniform Wall Thickness: Promotes even heat transfer and reliable mechanical strength. Chemical Resistance: Resistant to most acids, bases, and organic solvents. Thermal Shock Resistance: Suitable for typical lab heating and cooling procedures when used correctly. Clear Glass: Allows easy observation of reactions, boiling, and liquid levels. Versatile Applications: Ideal for multi-step synthesis, distillation, reflux, extraction, titration, and general laboratory research. Compatible: Works with standard 19/22 female joint glassware and accessories.

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    $35.95 - $145.00

  • Sale -10% 4 Bevel Neck Round Bottom Lab Flask Boiling RBF Borosilicate Glass with 24/40 Standard Taper Outer Joint 4 Bevel Neck Round Bottom Lab Flask Boiling RBF Borosilicate Glass with 24/40 Standard Taper Outer Joint

    POMEX 4 Bevel Neck Round Bottom Lab Flask Boiling RBF Borosilicate Glass with 24/40 Standard Taper Outer Joint

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    4 Bevel Neck Design: Four-neck configuration with beveled/angled side necks allows multiple apparatus connections for complex reaction setups. 24/40 Standard Taper Outer Joints: All necks feature 24/40 male joints for a secure, leak-proof fit with standard 24/40 condensers, adapters, stoppers, thermometers, and addition funnels. Premium Borosilicate 3.3 Glass: High thermal shock resistance, excellent chemical durability, and clear visibility of contents. Round Bottom (RBF): Ideal for uniform heating and efficient magnetic stirring in heating mantles; helps reduce bumping and hot spots. Heavy-Wall Construction: Durable, autoclavable, and designed for repeated use in demanding laboratory environments. Precision-Ground Joints: Smooth, accurately tapered outer joints ensure easy connection and removal without seizing. Uniform Wall Thickness: Promotes even heat transfer and reliable mechanical strength. Chemical Resistance: Resistant to most acids, bases, and organic solvents. Thermal Shock Resistance: Suitable for typical lab heating and cooling procedures when used correctly. Clear Glass: Allows easy observation of reactions, boiling, and liquid levels. Versatile Applications: Ideal for multi-step synthesis, distillation, reflux, extraction, titration, and general laboratory research. Available in Multiple Capacities: Select the capacity from 50ml to 3000ml that best fits your application. Complete Setup Ready: Works with standard 24/40 female joint glassware and accessories.

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    $35.99 - $160.00

  • Sale -9% Three Neck Round Bottom Flask 29/42 Joints Borosilicate Lab Glassware 250ml 500ml 1000ml Three Neck Round Bottom Flask 29/42 Joints Borosilicate Lab Glassware 250ml 500ml 1000ml

    POMEX Three Neck Round Bottom Flask 29/42 Joints Borosilicate Lab Glassware 250ml 500ml 1000ml

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    Three-Neck Design: Allows for simultaneous addition of reagents, temperature monitoring, and distillation/condensation. Precision-Ground 29/42 Joints: All three necks feature 29/42 male joints for a secure, leak-proof fit with standard 29/42 condensers, adapters, stoppers, thermometers, and addition funnels. Borosilicate Glass 3.3 Construction: Low expansion coefficient provides superior thermal shock resistance, suitable for direct heating, cooling, and autoclave sterilization. Uniform Round Bottom Geometry: Spherical body promotes even heat distribution and controlled boiling for efficient distillation and reflux. Chemical Inertness: Resistant to most acids, bases, and organic solvents, preserving sample purity and analytical accuracy. Optical Clarity: Transparent glass allows clear visual monitoring of reactions, boiling dynamics, and sample volume.

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    $29.99 - $160.00

  • Sale -11% Three Neck Borosilicate Lab Glass Round Bottom Flask 14/20 19/22 24/40 29/42 Joints Three Neck Borosilicate Lab Glass Round Bottom Flask 14/20 19/22 24/40 29/42 Joints

    POMEX Three Neck Borosilicate Lab Glass Round Bottom Flask 14/20 19/22 24/40 29/42 Joints

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    Premium Borosilicate 3.3 Glass: High thermal shock resistance, excellent chemical durability, and clear visibility of contents. Multiple Joint Sizes Available: Choose from 14/20, 19/22, 24/40, or 29/42 standard taper outer joints to match your existing lab glassware. Standard Taper Joints: Precision-ground for a secure, accurate fit with condensers, adapters, stoppers, thermometers, and addition funnels. Three-Neck Configuration: Center neck plus two side necks allow multiple operations at once, improving workflow and reducing setup complexity. Round Bottom Design: Ideal for uniform heating and efficient magnetic stirring in heating mantles; helps minimize hot spots and bumping. Heavy-Wall Construction: Durable, autoclavable, and built for repeated use in demanding laboratory environments. Precision-Ground Joints: Smooth, accurately tapered joints ensure easy connection and removal without seizing. Uniform Wall Thickness: Promotes even heat transfer and reliable mechanical strength. Chemical Resistance: Resistant to most acids, bases, and organic solvents. Clear Glass: Allows easy observation of reactions, boiling, and liquid levels. Versatile Applications: Suitable for multi-step synthesis, distillation, reflux, extraction, titration, and general research. Available in Multiple Capacities: Select the capacity that best fits your application; available sizes vary by joint type.

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    $24.99 - $160.00

  • Sale -10% Three Neck Round Bottom Flask Borosilicate Lab Glassware ST24/40 Standard Taper Outer Joints 250ml 50ml Three Neck Round Bottom Flask Borosilicate Lab Glassware ST24/40 Standard Taper Outer Joints 250ml 50ml

    POMEX Three Neck Round Bottom Flask Borosilicate Lab Glassware ST24/40 Standard Taper Outer Joints 250ml 50ml

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    24/40 Standard Taper Outer Joints: All three necks feature 24/40 male joints for a secure, leak-proof fit with standard 24/40 condensers, adapters, stoppers, thermometers, and addition funnels. Three-Neck Design: Allows simultaneous reflux, stirring, reagent addition, temperature monitoring, or distillation in one compact setup. Round Bottom: Ideal for uniform heating and efficient magnetic stirring in heating mantles; helps reduce bumping and hot spots. High-Quality Borosilicate 3.3 Glass: Offers excellent thermal shock resistance, chemical durability, and clear visibility of contents. Heavy-Wall Construction: Durable and autoclavable, designed for repeated use in demanding laboratory environments. Precision-Ground Joints: Smooth, accurately tapered outer joints ensure a tight seal and easy connection or removal without seizing. Uniform Wall Thickness: Promotes even heat transfer and reliable mechanical strength. Chemical Resistance: Resistant to most acids, bases, and organic solvents. Versatile Applications: Suitable for multi-step synthesis, distillation, extraction, reflux, titration, and general lab research. Available Capacities: Choose from common sizes such as 50ml, 100 mL, 250 mL, 500 mL, 1000 mL, and 2000 mL.

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    $25.99 - $140.00

  • Sale -21% Three-Neck Round Bottom Boiling Flask 19/22 Taper Outer Joint Borosilicate Glass 150ml 250ml 500ml Three-Neck Round Bottom Boiling Flask 19/22 Taper Outer Joint Borosilicate Glass 150ml 250ml 500ml

    POMEX Three-Neck Round Bottom Boiling Flask 19/22 Taper Outer Joint Borosilicate Glass 150ml 250ml 500ml

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    Three-Neck Design: Allows for simultaneous addition of reagents, temperature monitoring, and distillation/condensation. 19/22 Taper Outer Joints: All three necks feature 19/22 male joints for a secure, leak-proof fit with standard 19/22 condensers, adapters, stoppers, thermometers, and addition funnels. Borosilicate Glass 3.3 Construction: Low expansion coefficient provides superior thermal shock resistance, suitable for direct heating, cooling, and autoclave sterilization. Uniform Round Bottom Geometry: Spherical body promotes even heat distribution and controlled boiling for efficient distillation and reflux. Chemical Inertness: Resistant to most acids, bases, and organic solvents, preserving sample purity and analytical accuracy. Optical Clarity: Transparent glass allows clear visual monitoring of reactions, boiling dynamics, and sample volume.

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    $25.99 - $140.00

  • Sale -21% Three Neck Round Bottom Boiling Flask 14/20 Joints Borosilicate Lab Glassware 25ml 50ml Three Neck Round Bottom Boiling Flask 14/20 Joints Borosilicate Lab Glassware 25ml 50ml

    POMEX Three Neck Round Bottom Boiling Flask 14/20 Joints Borosilicate Lab Glassware 25ml 50ml

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    Three-Neck Design: Allows for simultaneous addition of reagents, temperature monitoring, and distillation/condensation. Precision-Ground 14/20 Joints: The three vertical necks feature standard 14/20 Taper Outer Joints, ensuring a tight, leak-proof fit with your existing condensers, adapters, and thermometers. Borosilicate Glass 3.3 Construction: Low expansion coefficient provides superior thermal shock resistance, suitable for direct heating, cooling, and autoclave sterilization. Uniform Round Bottom Geometry: Spherical body promotes even heat distribution and controlled boiling for efficient distillation and reflux. Chemical Inertness: Resistant to most acids, bases, and organic solvents, preserving sample purity and analytical accuracy. Optical Clarity: Transparent glass allows clear visual monitoring of reactions, boiling dynamics, and sample volume.

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    $25.99 - $100.00

  • Sale -9% Borosilicate Glass Two Neck Round Bottom Flask RBF 29/42 Taper Outer Joint 500ml 1000ml Borosilicate Glass Two Neck Round Bottom Flask RBF 29/42 Taper Outer Joint 500ml 1000ml

    POMEX Borosilicate Glass Two Neck Round Bottom Flask RBF 29/42 Taper Outer Joint 500ml 1000ml

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    Taper Outer Joints: Center 29/42 joint, side necks are 24/40 or 29/42 joints, simplifying setup and maximizing compatibility with existing glassware. Precision-Ground Joints: Accurately ground to ensure tight, leak-resistant seals with compatible components. Borosilicate Glass 3.3 Construction: Low expansion coefficient provides superior thermal shock resistance, suitable for direct heating, cooling, and autoclave sterilization. Uniform Round Bottom Geometry: Spherical body promotes even heat distribution and controlled boiling for efficient distillation and reflux. Chemical Inertness: Resistant to most acids, bases, and organic solvents, preserving sample purity and analytical accuracy. Optical Clarity: Transparent glass allows clear visual monitoring of reactions, boiling dynamics, and sample volume.

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    $28.99 - $120.99

  • Sale -7% Borosilicate Glass Two Neck Round Bottom Flask RBF 24/40 Center 19/22 Side Joints 250ml 500ml 1000ml Borosilicate Glass Two Neck Round Bottom Flask RBF 24/40 Center 19/22 Side Joints 250ml 500ml 1000ml

    POMEX Borosilicate Glass Two Neck Round Bottom Flask RBF 24/40 Center 19/22 Side Joints 250ml 500ml 1000ml

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    Matched Joint Sizes: Center joint is 24/40, and side joint is 19/22. Simplifying setup and maximizing compatibility with existing glassware. Multi-Port Flexibility: Two necks allow simultaneous use of a condenser, thermometer, addition funnel, or gas inlet in a single flask. Secure Dual-Joint Sealing: Precision-ground joints provide tight, leak-resistant connections for reliable, contamination-free results. Superior Thermal Shock Resistance: Borosilicate Glass 3.3 withstands rapid temperature changes and direct heating without cracking. Excellent Chemical Durability: Inert surface resists attack from most acids, bases, and solvents, ensuring sample integrity. Even Heating & Efficient Mixing: Round bottom design promotes uniform heat distribution and smooth boiling for consistent results. Clear Visual Monitoring: Transparent glass enables easy observation of reaction progress, boiling, and volume levels. Durable & Reusable: Non-porous, smooth surface is easy to clean and built for repeated laboratory use.

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    $29.90 - $120.00

  • Sale -12% Two Neck Round Bottom Flask Borosilicate Glass RBF 19/22 Joints 100ml 250ml 500ml 1000ml Two Neck Round Bottom Flask Borosilicate Glass RBF 19/22 Joints 100ml 250ml 500ml 1000ml

    POMEX Two Neck Round Bottom Flask Borosilicate Glass RBF 19/22 Joints 100ml 250ml 500ml 1000ml

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    Taper Outer Joints: Center 19/22 joint, side necks are 19/22 or 14/20 joints, simplifying setup and maximizing compatibility with existing glassware. Precision-Ground Joints: Accurately ground to ensure tight, leak-resistant seals with compatible components. Borosilicate Glass 3.3 Construction: Low expansion coefficient provides superior thermal shock resistance, suitable for direct heating, cooling, and autoclave sterilization. Uniform Round Bottom Geometry: Spherical body promotes even heat distribution and controlled boiling for efficient distillation and reflux. Chemical Inertness: Resistant to most acids, bases, and organic solvents, preserving sample purity and analytical accuracy. Optical Clarity: Transparent glass allows clear visual monitoring of reactions, boiling dynamics, and sample volume.

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    $27.99 - $115.00

  • Sale -8% Borosilicate Glass RBF Two Neck Round Bottom Flask 24/40 Center & Side Standard Taper Outer Joints Borosilicate Glass RBF Two Neck Round Bottom Flask 24/40 Center & Side Standard Taper Outer Joints

    POMEX Borosilicate Glass RBF Two Neck Round Bottom Flask 24/40 Center & Side Standard Taper Outer Joints

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    Dual 24/40 Standard Taper Outer Joints: Center and side necks share the same 24/40 joint size, simplifying setup and maximizing compatibility with existing glassware. Precision-Ground Joints: Accurately ground to ensure tight, leak-resistant seals with compatible 24/40 inner joint components. Borosilicate Glass 3.3 Construction: Low expansion coefficient provides superior thermal shock resistance, suitable for direct heating, cooling, and autoclave sterilization. Uniform Round Bottom Geometry: Spherical body promotes even heat distribution and controlled boiling for efficient distillation and reflux. Chemical Inertness: Resistant to most acids, bases, and organic solvents, preserving sample purity and analytical accuracy. Optical Clarity: Transparent glass allows clear visual monitoring of reactions, boiling dynamics, and sample volume.

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    $27.95 - $120.00

  • Sale -12% 2-Neck Round Bottom Flask 14/20 Center & Side Taper Outer Joints 100ml 2-Neck Round Bottom Flask 14/20 Center & Side Taper Outer Joints 100ml

    POMEX 2-Neck Round Bottom Flask 14/20 Center & Side Taper Outer Joints 100ml

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    Precision-Ground 14/20 Joints: Both joints are 14/20 taper outer joints, and accurately ground to ensure tight, leak-resistant seals with compatible inner joint glassware. Borosilicate Glass 3.3 Construction: Low expansion coefficient provides superior thermal shock resistance, suitable for direct heating, cooling, and autoclave sterilization. Uniform Round Bottom Geometry: Spherical body promotes even heat distribution and controlled boiling for efficient distillation and reflux. Chemical Inertness: Resistant to most acids, bases, and organic solvents, preserving sample purity and analytical accuracy. Optical Clarity: Transparent glass allows clear visual monitoring of reactions, boiling dynamics, and sample volume.

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    $28.99 - $199.00

  • Sale -12% Single Neck Round Bottom Flask Laboratory Borosilicate Glass with 29/42 Outer Joint 100ml 250ml 1000ml Single Neck Round Bottom Flask Laboratory Borosilicate Glass with 29/42 Outer Joint 100ml 250ml 1000ml

    POMEX Single Neck Round Bottom Flask Laboratory Borosilicate Glass with 29/42 Outer Joint 100ml 250ml 1000ml

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    Leak-Resistant 29/42 Joint: Precision-ground standard taper outer joint creates a snug, secure fit with 29/42 inner joint glassware. Built to Take the Heat: High-quality borosilicate glass handles rapid temperature changes, direct heating, and autoclave cycles without cracking. Even Heating, Even Boiling: The round bottom promotes uniform heat distribution for smooth boiling and efficient distillation. Chemically Inert: Resists most acids, bases, and solvents, keeping your samples pure and your results accurate. See-Through Clarity: Clear glass lets you monitor reactions, boiling, and volume at a glance. Easy to Clean & Reuse: Smooth, non-porous surface wipes clean and stands up to repeated use. Pick Your Size: Available in 50ml, 100ml, 150ml, 250ml, 500ml, 1000ml, 2000ml, 3000ml and 5000ml to fit your workflow.

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    $26.95 - $299.00

  • Sale -11% Borosilicate Glass Laboratory One Neck Round Bottom Flask with 24/40 Standard Taper Outer Joint 100ml 250ml 500ml 1000ml Borosilicate Glass Laboratory One Neck Round Bottom Flask with 24/40 Standard Taper Outer Joint 100ml 250ml 500ml 1000ml

    POMEX Borosilicate Glass Laboratory One Neck Round Bottom Flask with 24/40 Standard Taper Outer Joint 100ml 250ml 500ml 1000ml

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    Precision 24/40 Standard Taper Outer Joint: Ground glass joint ensures a tight, reproducible seal with 24/40 inner joint components, minimizing sample loss and contamination. Borosilicate Glass 3.3 Construction: Low expansion coefficient provides excellent thermal shock resistance, suitable for direct heating, cooling, and autoclave sterilization. Uniform Round Bottom Geometry: Spherical body promotes even heat distribution and controlled boiling for efficient distillation and reflux. Chemical Inertness: Resistant to attack from most acids, bases, and organic solvents, preserving sample integrity and analytical accuracy. Optical Clarity: Transparent glass allows clear visual monitoring of reactions, boiling dynamics, and sample volume. Durable & Reusable: Non-porous, smooth surface facilitates thorough cleaning and supports repeated laboratory use. Available Capacities: 5ml, 10ml, 25ml, 50ml, 100ml, 150ml, 250ml, 500ml, 1000ml, 2000ml, 3000ml, 5000ml.

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    $18.95 - $290.00

  • Sale -10% Glass One Neck Round Bottom Flask with 19/22 Taper Outer Joint 500ml 250ml 100ml 1000ml Glass One Neck Round Bottom Flask with 19/22 Taper Outer Joint 500ml 250ml 100ml 1000ml

    POMEX Glass One Neck Round Bottom Flask with 19/22 Taper Outer Joint 500ml 250ml 100ml 1000ml

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    Precision 19/22 Taper Outer Joint: Ground glass joint provides a tight, reliable seal with compatible 19/22 inner joint glassware, minimizing leaks and sample loss. High-Quality Borosilicate Glass: Excellent thermal shock resistance and chemical inertness, safe for direct heating, cooling, and autoclaving. Round Bottom Design: Promotes uniform heating and even boiling, ideal for distillation, reflux, and rotary evaporation. Single Neck Configuration: Simple, versatile design that fits standard lab setups and accommodates a variety of attachments. Excellent Chemical Resistance: Inert surface resists most acids, bases, and solvents, ensuring sample purity and accurate results. Clear & Transparent: Allows easy visual monitoring of reactions, boiling, and sample volume. Durable & Reusable: Smooth, non-porous glass is easy to clean and built for repeated laboratory use.

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    $18.95 - $290.00

  • Sale -17% Glass Single Neck Round Bottom Flask with 14/20 Taper Outer Joint 150ml 50ml 25ml Glass Single Neck Round Bottom Flask with 14/20 Taper Outer Joint 150ml 50ml 25ml

    POMEX Glass Single Neck Round Bottom Flask with 14/20 Taper Outer Joint 150ml 50ml 25ml

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    Precision 14/20 Taper Outer Joint: Ground glass joint provides a tight, reliable seal with compatible 14/20 inner joint glassware, minimizing leaks and sample loss. High-Quality Borosilicate Glass: Excellent thermal shock resistance and chemical inertness, safe for direct heating, cooling, and autoclaving. Round Bottom Design: Promotes uniform heating and even boiling, ideal for distillation, reflux, and rotary evaporation. Single Neck Configuration: Simple, versatile design that fits standard lab setups and accommodates a variety of attachments. Excellent Chemical Resistance: Inert surface resists most acids, bases, and solvents, ensuring sample purity and accurate results. Clear & Transparent: Allows easy visual monitoring of reactions, boiling, and sample volume. Durable & Reusable: Smooth, non-porous glass is easy to clean and built for repeated laboratory use.

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    $18.95 - $190.00

  • Sale -10% Rotary Evaporator Recovery Flask Borosilicate Glass 29/42 Standard Outer Joint for Lab Distillation Concentration Rotary Evaporator Recovery Flask Borosilicate Glass 29/42 Standard Outer Joint for Lab Distillation Concentration

    POMEX Rotary Evaporator Recovery Flask Borosilicate Glass 29/42 Standard Outer Joint for Lab Distillation Concentration

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    Product Highlights: Precision 24/40 Standard Outer Joint: Ground glass joint provides a tight, secure seal with compatible rotary evaporator adapters, minimizing leaks and sample loss. High-Quality Borosilicate Glass: Excellent thermal shock resistance and chemical durability, safe for heating, cooling, and autoclaving. Round Bottom Design: Promotes even heating and efficient evaporation, ideal for uniform sample concentration and solvent recovery. Excellent Chemical Resistance: Inert glass surface resists attack from most acids, bases, and solvents, ensuring sample purity. Clear & Transparent: Allows for easy visual monitoring of sample volume and evaporation progress. Durable & Reusable: Smooth, non-porous surface is easy to clean and built for repeated laboratory use. Multiple Sizes Available: Choose from 100ml to 3000ml to match your application needs.

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    $25.95 - $280.00

  • Sale -11% Laboratory Glassware Rotary Evaporator Recovery Flask Borosilicate Glass 24/40 Standard Outer Joint 100ml 250ml 500ml Laboratory Glassware Rotary Evaporator Recovery Flask Borosilicate Glass 24/40 Standard Outer Joint 100ml 250ml 500ml

    POMEX Laboratory Glassware Rotary Evaporator Recovery Flask Borosilicate Glass 24/40 Standard Outer Joint 100ml 250ml 500ml

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    Rotary Evaporator Recovery Flask – Borosilicate Glass 24/40 Standard Outer Joint – from 5ml to 3000ml – Round Bottom Evaporating Flask for Lab Distillation & Concentration. Product Highlights: Precision 24/40 Standard Outer Joint: Ground glass joint provides a tight, secure seal with compatible rotary evaporator adapters, minimizing leaks and sample loss. High-Quality Borosilicate Glass: Excellent thermal shock resistance and chemical durability, safe for heating, cooling, and autoclaving. Round Bottom Design: Promotes even heating and efficient evaporation, ideal for uniform sample concentration and solvent recovery. Excellent Chemical Resistance: Inert glass surface resists attack from most acids, bases, and solvents, ensuring sample purity. Clear & Transparent: Allows for easy visual monitoring of sample volume and evaporation progress. Durable & Reusable: Smooth, non-porous surface is easy to clean and built for repeated laboratory use. Multiple Sizes Available: Choose from 50ml up to 3000ml to match your application needs.

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    $24.95 - $190.00

  • Sale -8% Heavy Wall Rotary Evaporator Recovery Flask Borosilicate Glass 19/22 Outer Joint 100ml 250ml 500ml Heavy Wall Rotary Evaporator Recovery Flask Borosilicate Glass 19/22 Outer Joint 100ml 250ml 500ml

    POMEX Heavy Wall Rotary Evaporator Recovery Flask Borosilicate Glass 19/22 Outer Joint 100ml 250ml 500ml

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    Heavy Wall Recovery Flask – Borosilicate Glass Single Neck Flask with 19/22 Taper Outer Joint for Rotary Evaporators & Reaction Product Recovery Product Highlights: Heavy Wall Construction: Thick, durable glass walls provide added strength and safety for demanding laboratory applications. Standard Taper Outer Joint: Compatible with standard taper inner joint adapters, condensers, and rotary evaporator setups. Easy Product Recovery: Flask shape allows total contents to be accessed with a spatula or policeman for efficient sample retrieval. Rotary Evaporator Ready: Even wall thickness and minimum runout make this flask ideal for use with rotary evaporators. Heating Mantle Compatible: Lower spherical portion fits standard heating mantles for controlled heating. Premium Borosilicate Glass: Manufactured from low-extractable borosilicate glass conforming to USP Type I and ASTM E438 Type I, Class A requirements. Clear Visibility: Transparent glass allows easy observation of samples during evaporation and recovery.

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    $24.95 - $190.00

  • Sale -11% Borosilicate Single Neck Glass Heavy Wall Rotary Evaporator Recovery Flask With 14/20 Outer Joint 25ml 50ml 10ml Borosilicate Single Neck Glass Heavy Wall Rotary Evaporator Recovery Flask With 14/20 Outer Joint 25ml 50ml 10ml

    POMEX Borosilicate Single Neck Glass Heavy Wall Rotary Evaporator Recovery Flask With 14/20 Outer Joint 25ml 50ml 10ml

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    Heavy Wall Recovery Flask – Borosilicate Glass Single Neck Flask with14/20 Taper Outer Joint for Rotary Evaporators & Reaction Product Recovery Product Highlights: Heavy Wall Construction: Thick, durable glass walls provide added strength and safety for demanding laboratory applications. Standard Taper Outer Joint: Compatible with standard taper inner joint adapters, condensers, and rotary evaporator setups. Easy Product Recovery: Flask shape allows total contents to be accessed with a spatula or policeman for efficient sample retrieval. Rotary Evaporator Ready: Even wall thickness and minimum runout make this flask ideal for use with rotary evaporators. Heating Mantle Compatible: Lower spherical portion fits standard heating mantles for controlled heating. Premium Borosilicate Glass: Manufactured from low-extractable borosilicate glass conforming to USP Type I and ASTM E438 Type I, Class A requirements. Clear Visibility: Transparent glass allows easy observation of samples during evaporation and recovery.

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    $24.95 - $190.00

  • Sale -11% Kjeldahl Flask Borosilicate Lab Glassware with 29/42 Outer Joint 1000ml 2000ml 3000ml Kjeldahl Flask Borosilicate Lab Glassware with 29/42 Outer Joint 1000ml 2000ml 3000ml

    POMEX Kjeldahl Flask Borosilicate Lab Glassware with 29/42 Outer Joint 1000ml 2000ml 3000ml

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    29/42 Standard Taper Outer Joint: Standard taper outer (male) joint for secure connection to compatible 29/42 inner joint adapters, condensers, and distillation setups. High-Quality Borosilicate Glass: Excellent thermal shock resistance, chemical durability, and clear visibility for accurate laboratory work. Long Neck, Round Bottom Design: Ideal for Kjeldahl digestion, distillation, and nitrogen/protein determination. Long neck helps reduce splashing and sample loss. Uniform Heating: Round bottom promotes even heat distribution when used with heating mantles or suitable lab heating equipment. Chemical & Heat Resistant: Suitable for common laboratory acids, bases, and reagents under standard lab conditions. Reusable & Durable: Designed for repeated laboratory use with proper handling and cleaning. Clear Glass: Allows easy observation of samples during digestion and distillation.

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    $49.95 - $140.00

  • Sale -11% Kjeldahl Flask Borosilicate Lab Glassware with 24/40 Standard Taper Outer Joint 100ml 250ml 500ml 1000ml Kjeldahl Flask Borosilicate Lab Glassware with 24/40 Standard Taper Outer Joint 100ml 250ml 500ml 1000ml

    POMEX Kjeldahl Flask Borosilicate Lab Glassware with 24/40 Standard Taper Outer Joint 100ml 250ml 500ml 1000ml

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    24/40 Standard Taper Outer Joint: Standard taper outer (male) joint for secure connection to compatible 24/40 inner joint adapters, condensers, and distillation setups. High-Quality Borosilicate Glass: Excellent thermal shock resistance, chemical durability, and clear visibility for accurate laboratory work. Long Neck, Round Bottom Design: Ideal for Kjeldahl digestion, distillation, and nitrogen/protein determination. Long neck helps reduce splashing and sample loss. Uniform Heating: Round bottom promotes even heat distribution when used with heating mantles or suitable lab heating equipment. Chemical & Heat Resistant: Suitable for common laboratory acids, bases, and reagents under standard lab conditions. Reusable & Durable: Designed for repeated laboratory use with proper handling and cleaning. Clear Glass: Allows easy observation of samples during digestion and distillation.

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    $29.95 - $290.00

  • Sale -8% Kjeldahl Flask Borosilicate Lab Glassware with 19/22 Taper Outer Joint 100ml 250ml 500ml 1000ml Kjeldahl Flask Borosilicate Lab Glassware with 19/22 Taper Outer Joint 100ml 250ml 500ml 1000ml

    POMEX Kjeldahl Flask Borosilicate Lab Glassware with 19/22 Taper Outer Joint 100ml 250ml 500ml 1000ml

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    Premium Borosilicate Glass: Made from high-quality borosilicate glass for excellent thermal shock resistance, chemical durability, and long-lasting lab performance. Heavy Wall Construction: Thick, heavy wall design provides added strength and durability for repeated heating, digestion, and distillation procedures. Long Neck Design: Helps reduce splashing and sample loss while supporting efficient reflux and distillation. Round Bottom: Promotes uniform heat distribution and easy mixing, making it ideal for Kjeldahl digestion and distillation. Chemical & Heat Resistant: Suitable for use with acids, bases, and common laboratory chemicals when used according to standard lab practices. Reusable & Autoclavable: Durable glassware that can be cleaned and reused, making it a cost-effective choice for busy laboratories. Multiple Capacities Available: Choose from common lab sizes from 25ml to 1000ml.

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    $29.95 - $290.00

  • Sale -18% Kjeldahl Flask Heavy Wall Long Neck Lab Borosilicate Glass 100ml 250ml 500ml 1000ml Kjeldahl Flask Heavy Wall Long Neck Lab Borosilicate Glass 100ml 250ml 500ml 1000ml

    POMEX Kjeldahl Flask Heavy Wall Long Neck Lab Borosilicate Glass 100ml 250ml 500ml 1000ml

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    Premium Borosilicate Glass: Made from high-quality borosilicate glass for excellent thermal shock resistance, chemical durability, and long-lasting lab performance. Heavy Wall Construction: Thick, heavy wall design provides added strength and durability for repeated heating, digestion, and distillation procedures. Long Neck Design: Helps reduce splashing and sample loss while supporting efficient reflux and distillation. Round Bottom: Promotes uniform heat distribution and easy mixing, making it ideal for Kjeldahl digestion and distillation. Chemical & Heat Resistant: Suitable for use with acids, bases, and common laboratory chemicals when used according to standard lab practices. Reusable & Autoclavable: Durable glassware that can be cleaned and reused, making it a cost-effective choice for busy laboratories. Multiple Capacities Available: Choose from common lab sizes such as 100 mL, 250 mL, 500 mL, 1000 mL, or as listed.

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    $29.95 - $290.00

  • Sale -11% Graduated Laboratory Erlenmeyer Flask Narrow Mouth with Stopper 100ml 250ml 1000ml 5000ml Graduated Laboratory Erlenmeyer Flask Narrow Mouth with Stopper 100ml 250ml 1000ml 5000ml

    POMEX Graduated Laboratory Erlenmeyer Flask Narrow Mouth with Stopper 100ml 250ml 1000ml 5000ml

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    High-Quality Borosilicate Glass: Excellent thermal shock resistance and chemical durability, safe for heating, cooling, and autoclaving. Narrow Mouth Design: Helps prevent splashing during vigorous mixing and allows for secure stoppering. Included Silicone Stopper: Creates an airtight, leak-resistant seal to reduce evaporation and contamination. Flexible, reusable, and easy to insert or remove. Removable Center for Thermometer: The center plug can be easily removed to insert a thermometer, allowing you to monitor temperature without opening the container.  Acid & Alkali Resistant: Both the glass and silicone stopper withstand exposure to most acids, bases, and common chemicals. Stable Conical Shape: Wide flat base provides stability on the benchtop, while the tapered body supports controlled swirling. Clear Volume Markings: Easy-to-read graduations and a marking spot for quick identification and measurement. Reusable & Easy to Clean: Smooth glass surface and silicone stopper are simple to wash and maintain. Specifications: Material: Borosilicate Glass 3.3 Style: Erlenmeyer (Conical) Flask Mouth Type: Narrow Mouth Stopper Material: Silicone

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    $14.95 - $220.00

  • Sale -10% Borosilicate Glass Erlenmeyer Conical Flask Narrow Reinforced Rim Capacity 10ml to 10000ml Borosilicate Glass Erlenmeyer Conical Flask Narrow Reinforced Rim Capacity 10ml to 10000ml

    POMEX Borosilicate Glass Erlenmeyer Conical Flask Narrow Reinforced Rim Capacity 10ml to 10000ml

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    Heavy Wall Construction: Thicker glass provides added durability and mechanical strength, reducing the risk of breakage during daily handling and vigorous mixing. Narrow Reinforced Rim: The strengthened rim resists chipping and cracking, extending the life of the flask even under frequent use and cleaning. Superior Thermal Shock Resistance: Made from high-quality Borosilicate 3.3 glass, it withstands extreme temperature changes and is safe for hot plates, autoclaves, and freezers. Excellent Chemical Durability: Inert glass surface resists attack from most acids, bases, and solvents, ensuring sample purity and accurate results. Stable Conical Shape: The wide flat base offers stability on the benchtop, while the narrow neck helps prevent splashing during swirling and mixing. Clear Graduations & Marking Spot: Features crisp white volume markings and a marking spot for easy identification and measurement.

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    $12.95 - $190.00

  • Sale -17% Borosilicate 3.3 Wide Mouth Conical Flask with Stopper 50ml to 5000ml Borosilicate 3.3 Wide Mouth Conical Flask with Stopper 50ml to 5000ml

    POMEX Borosilicate 3.3 Wide Mouth Conical Flask with Stopper 50ml to 5000ml

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    Superior Thermal Shock Resistance: Made from high-grade Borosilicate 3.3 glass, this flask can withstand extreme temperature changes. It is safe for use on hot plates, open flames (with appropriate mesh), and in autoclaves, as well as in freezers and refrigerators. Convenient Wide Mouth Design: The enlarged opening allows for easy addition of solid reagents, stir bars, and liquids. It also makes cleaning with brushes significantly faster and more effective, reducing the risk of breakage compared to narrow-neck flasks. Exceptional Chemical Durability: The inert glass surface resists attack from most acids, bases, and solvents, ensuring your samples remain pure and uncontaminated. Excellent Sealing Performance: The soft, flexible silicone stopper creates a tight, airtight seal that helps prevent leaks, evaporation, and contamination. Ideal for fermentation, chemical storage, and lab experiments. Removable Center for Thermometer: The center plug can be easily removed to insert a thermometer, allowing you to monitor temperature without opening the container. Reinsert the center plug when not in use to maintain a secure seal. Acid & Alkali Resistant: Withstands exposure to most acids, bases, and common laboratory chemicals, ensuring long-lasting performance and sample safety.

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    $16.95 - $180.00

  • Sale -11% Borosilicate Wide Mouth Erlenmeyer Conical Flask Capacity 50ml 100ml 250ml 500ml 1000ml 3000ml Borosilicate Wide Mouth Erlenmeyer Conical Flask Capacity 50ml 100ml 250ml 500ml 1000ml 3000ml

    POMEX Borosilicate Wide Mouth Erlenmeyer Conical Flask Capacity 50ml 100ml 250ml 500ml 1000ml 3000ml

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    Superior Thermal Shock Resistance: Made from high-grade Borosilicate 3.3 glass, this flask can withstand extreme temperature changes. It is safe for use on hot plates, open flames (with appropriate mesh), and in autoclaves, as well as in freezers and refrigerators. Convenient Wide Mouth Design: The enlarged opening allows for easy addition of solid reagents, stir bars, and liquids. It also makes cleaning with brushes significantly faster and more effective, reducing the risk of breakage compared to narrow-neck flasks. Exceptional Chemical Durability: The inert glass surface resists attack from most acids, bases, and solvents, ensuring your samples remain pure and uncontaminated. Stable & Safe: The classic conical shape provides a wide, flat base for superior stability on the benchtop, while the narrow top helps prevent splashing during vigorous mixing or swirling. Clearly Marked Graduations: Features crisp, white printed volume markings and a marking spot for easy identification and measurement.

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    $15.95 - $170.00

  • Sale -9% Graduated Laboratory Erlenmeyer Flask Borosilicate Glass with 29/42 Outer Joint 25ml 50ml 100ml 200ml 250ml 500ml 1000ml 3000ml Graduated Laboratory Erlenmeyer Flask Borosilicate Glass with 29/42 Outer Joint 25ml 50ml 100ml 200ml 250ml 500ml 1000ml 3000ml

    POMEX Graduated Laboratory Erlenmeyer Flask Borosilicate Glass with 29/42 Outer Joint 25ml 50ml 100ml 200ml 250ml 500ml 1000ml 3000ml

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    Durable Glass Construction: Manufactured from high-grade borosilicate glass, this flask can withstand rapid temperature changes without cracking. Superior Thermal Shock Resistance: It is safe for use with open flames, hot plates, and autoclaving, making it ideal for heating and cooling applications. Excellent Chemical Resistance: Suitable for handling a wide variety of common laboratory chemicals and solutions. Clear Visibility: Transparent glass makes it easy to observe samples, reactions, and liquid levels. Versatile Applications: Ideal for laboratories, schools, research facilities, chemical testing, and general sample preparation.

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    $19.95 - $350.95

  • Sale -9% Borosilicate Glass Erlenmeyer Flask ST 24/40 Joint 50ml 100ml 250ml 500ml 1000ml 2000ml Borosilicate Glass Erlenmeyer Flask ST 24/40 Joint 50ml 100ml 250ml 500ml 1000ml 2000ml

    POMEX Borosilicate Glass Erlenmeyer Flask ST 24/40 Joint 50ml 100ml 250ml 500ml 1000ml 2000ml

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    Durable Glass Construction: Made from high-quality Borosilicate 3.3 glass for reliable and long-lasting use. Superior Thermal Shock Resistance: Manufactured from high-grade borosilicate glass, this flask can withstand rapid temperature changes without cracking. It is safe for use with open flames, hot plates, and autoclaving, making it ideal for heating and cooling applications. Heat Resistant: Designed for laboratory heating applications and temperature changes when used appropriately. Excellent Chemical Durability: The inert nature of the glass ensures that it will not react with acidic, alkaline, or corrosive chemicals. This guarantees that your solutions remain pure and uncontaminated during critical reactions. Versatile Applications: Ideal for laboratories, schools, research facilities, chemical testing, and general sample preparation.

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    $19.95 - $299.00

  • Sale -13% Borosilicate Glass Erlenmeyer Flask 19/22 Joint 25ml 50ml 100ml 250ml 500ml 1000ml Borosilicate Glass Erlenmeyer Flask 19/22 Joint 25ml 50ml 100ml 250ml 500ml 1000ml

    POMEX Borosilicate Glass Erlenmeyer Flask 19/22 Joint 25ml 50ml 100ml 250ml 500ml 1000ml

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    Clear Volume Graduations: Each flask features crisp, white enamel graduations that are highly visible against the transparent glass. These markings allow for quick and approximate volume measurements, improving workflow efficiency in the lab. Durable Glass Construction: Made from high-quality Borosilicate 3.3 glass for reliable and long-lasting use. Superior Thermal Shock Resistance: Manufactured from high-grade borosilicate glass, this flask can withstand rapid temperature changes without cracking. It is safe for use with open flames, hot plates, and autoclaving, making it ideal for heating and cooling applications. Heat Resistant: Designed for laboratory heating applications and temperature changes when used appropriately. Versatile Applications: Ideal for laboratories, schools, research facilities, chemical testing, and general sample preparation.

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    $19.95 - $350.95

  • Sale -13% Laboratory Glassware Borosilicate Graduation Erlenmeyer Flask with 14/20 Joint 10ml 50ml Laboratory Glassware Borosilicate Graduation Erlenmeyer Flask with 14/20 Joint 10ml 50ml

    POMEX Laboratory Glassware Borosilicate Graduation Erlenmeyer Flask with 14/20 Joint 10ml 50ml

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    Durable Glass Construction: Made from high-quality Borosilicate 3.3 glass for reliable and long-lasting use. Superior Thermal Shock Resistance: Manufactured from high-grade borosilicate glass, this flask can withstand rapid temperature changes without cracking. It is safe for use with open flames, hot plates, and autoclaving, making it ideal for heating and cooling applications. Heat Resistant: Designed for laboratory heating applications and temperature changes when used appropriately. Excellent Chemical Durability: The inert nature of the glass ensures that it will not react with acidic, alkaline, or corrosive chemicals. This guarantees that your solutions remain pure and uncontaminated during critical reactions. Versatile Applications: Ideal for laboratories, schools, research facilities, chemical testing, and general sample preparation.

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    $19.95 - $179.99

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