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POMEX Laboratory Borosilicate 3.3 Glass Liebig Condenser Lab Chemistry Distillation Column 19/22 Joint
Key Features: High-Quality Borosilicate Glass 3.3: Durable, chemically resistant, and suitable for demanding lab use. 19/22 Standard Conical Joint: Compatible with standard 19/22 ground glass laboratory glassware. Efficient Liebig Design: Straight inner tube and outer water jacket provide effective heat exchange. Dual Hose Connectors: Easy connection to cooling water inlet and outlet tubing. Excellent Thermal Shock Resistance: Suitable for typical distillation and reflux temperature changes. Clear Glass Construction: Allows easy observation of condensate flow and cooling performance. Chemical Resistant: Resists most common laboratory chemicals, solvents, and reagents. Versatile Applications: Ideal for distillation, reflux, extraction, synthesis, and general chemistry setups. Reusable & Long-Lasting: Designed for repeated laboratory use with proper handling. Professional Lab Quality: Suitable for research labs, teaching labs, and industrial applications. Specifications: Product Type: Liebig Condenser Material: Borosilicate Glass 3.3 Joint Size: 19/22 Joint Type: Standard Conical Ground Glass Joint Design: Straight inner tube with outer water jacket Hose Connectors: 2 (water inlet / outlet) Color: Clear Optional Lengths: 100mm, 150mm, 200mm, 250mm, 300mm, 400mm, 500mm and 600mm.
$35.85 - $220.00
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POMEX Laboratory Borosilicate Glass Liebig Condenser Lab Chemistry Distillation Column 24/40 Joint
Key Features: High-Quality Borosilicate Glass 3.3: Durable, chemically resistant, and suitable for demanding lab use. 24/40 Standard Conical Joint: Compatible with standard 24/40 ground glass laboratory glassware. Efficient Liebig Design: Straight inner tube and outer water jacket provide effective heat exchange. Dual Hose Connectors: Easy connection to cooling water inlet and outlet tubing. Excellent Thermal Shock Resistance: Suitable for typical distillation and reflux temperature changes. Clear Glass Construction: Allows easy observation of condensate flow and cooling performance. Chemical Resistant: Resists most common laboratory chemicals, solvents, and reagents. Versatile Applications: Ideal for distillation, reflux, extraction, synthesis, and general chemistry setups. Reusable & Long-Lasting: Designed for repeated laboratory use with proper handling. Professional Lab Quality: Suitable for research labs, teaching labs, and industrial applications. Specifications: Product Type: Liebig Condenser Material: Borosilicate Glass 3.3 Joint Size: 24/40 Joint Type: Standard Conical Ground Glass Joint Design: Straight inner tube with outer water jacket Hose Connectors: 2 (water inlet / outlet) Color: Clear Optional Lengths: 200mm, 300mm, 400mm, or as selected Compatibility: 24/40 standard ground glass joints
$35.85 - $55.95
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POMEX Professional Laboratory Glass Liebig Condenser Lab Chemistry Distillation Column 14/20 Joint
Key Features: High-Quality Borosilicate Glass 3.3: Durable, chemically resistant, and suitable for demanding lab use. 14/20 Standard Conical Joint: Compatible with standard 14/20 ground glass laboratory glassware. Efficient Liebig Design: Straight inner tube and outer water jacket provide effective heat exchange. Dual Hose Connectors: Easy connection to cooling water inlet and outlet tubing. Excellent Thermal Shock Resistance: Suitable for typical distillation and reflux temperature changes. Clear Glass Construction: Allows easy observation of condensate flow and cooling performance. Chemical Resistant: Resists most common laboratory chemicals, solvents, and reagents. Versatile Applications: Ideal for distillation, reflux, extraction, synthesis, and general chemistry setups. Reusable & Long-Lasting: Designed for repeated laboratory use with proper handling. Professional Lab Quality: Suitable for research labs, teaching labs, and industrial applications. Specifications: Product Type: Liebig Condenser Material: Borosilicate Glass 3.3 Joint Size: 14/20 Joint Type: Standard Conical Ground Glass Joint Design: Straight inner tube with outer water jacket Hose Connectors: 2 (water inlet / outlet) Color: Clear Optional Lengths: 100mm, 150mm, 200mm, and 300mm
$39.85 - $160.00
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POMEX Metal Joint Clips Lab Glassware Joints 14/20, 19/22, 24/40, 29/42 Standard Conical Interface
Strong Metal Construction: Durable metal body and spring design for secure joint retention. Reliable Joint Holding: Helps prevent accidental separation of ground glass joints during use. Standard Size Compatibility: Fits 14/20, 19/22, 24/40, and 29/42 standard conical interfaces. Spring-Style Snap-On Design: Quick and easy to attach or remove by hand—no tools required. Reusable & Long-Lasting: Made for repeated laboratory use and long service life. Corrosion-Resistant Finish: Suitable for normal laboratory environments, depending on material option. Heat-Resistant: More suitable than plastic clips for higher-temperature lab apparatus. Versatile Applications: Perfect for distillation, reflux, extraction, synthesis, and general glassware assembly. Easy Size Selection: Packaged or labeled by joint size for convenient ordering. Cost-Effective Lab Essential: Ideal for research labs, industrial labs, and educational laboratories. Specifications: Product Type: Keck-Style Clamp Clip Material: Metal stainless steel Joint Sizes: 14/20, 19/22, 24/40, 29/42 Compatibility: Standard conical ground glass joints Design: Spring-style snap-on clip Package Includes: 10 pcs
$25.00 - $28.00
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POMEX Plastic Lab Keck Clamp Joint Clips for Standard Glassware Joints 14/20, 19/22, 24/40, 29/42 Conical Interface
Secure Joint Retention: Firmly holds ground glass joints together to reduce slippage and accidental disconnection. Multiple Standard Sizes: Available for 14/20, 19/22, 24/40, and 29/42 standard conical interfaces. Durable Plastic Construction: Lightweight, impact-resistant, and made for repeated laboratory use. Chemical-Resistant: Suitable for routine exposure to common lab chemicals and solvents when used as intended. Quick Snap-On Design: Easy to install and remove by hand—no tools required. Size Identification: Color-coded or clearly labeled by size for fast, convenient selection. Reusable & Cost-Effective: Ideal for research labs, teaching labs, and industrial applications. Versatile Applications: Perfect for distillation, reflux, extraction, synthesis, and general glassware assembly. Specifications: Product Type: Lab Keck Clamp Clip / Plastic Joint Clip Material: Laboratory-grade plastic Joint Sizes: 14/20, 19/22, 24/40, 29/42 Compatibility: Standard conical ground glass joints Color: Assorted / color-coded by size, depending on option Package: Package includes 10 pcs Applications: Laboratory glassware, distillation, reflux, extraction, education, research
$22.00 - $25.00
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POMEX Laboratory Glass Volumetric Flask Amber with Base Ground Stopper 1ml 2ml 5ml 10ml
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.
$19.99 - $160.00
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POMEX Professional Glass Volumetric Flask Amber with Ground Stopper Borosilicate 3.3 Class A Heavy Wall Laboratory Grade
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.
$19.85 - $200.00
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POMEX Transparent Laboratory Glass Volumetric Flask with Base Borosilicate Glass Heavy Wall 1ml 2ml 5ml 10ml
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.
$17.99 - $160.00
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POMEX Professional Laboratory Glass Graduated Volumetric Flask with Stopper Borosilicate 3.3 10ml, 200ml, 250ml
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.
$19.85 - $180.00
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POMEX Glass Volumetric Flask with Glass Stopper Borosilicate Glass Heavy Wall 5ml to 5000ml
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.
$12.85 - $125.00
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POMEX Long Neck Flat Bottom Flask Lab Heavy Wall Borosilicate Glass Heavy Wall 100ml 250ml 500ml
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.
$12.95 - $170.00
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POMEX Lab Glassware Long Neck Round Bottom Flask Borosilicate Glass Heavy Wall 50ml to 5000ml
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.
$12.99 - $160.00
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POMEX 4 Bevel Neck Round Bottom Flask Boiling Lab Borosilicate Glass with 19/22 Joint 250ml 500ml
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.
$35.95 - $145.00
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POMEX 4 Bevel Neck Round Bottom Lab Flask Boiling RBF Borosilicate Glass with 24/40 Standard Taper Outer Joint
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.
$35.99 - $160.00
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POMEX Three Neck Round Bottom Flask 29/42 Joints Borosilicate Lab Glassware 250ml 500ml 1000ml
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.
$29.99 - $160.00
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POMEX Three Neck Borosilicate Lab Glass Round Bottom Flask 14/20 19/22 24/40 29/42 Joints
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.
$24.99 - $160.00
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POMEX Three Neck Round Bottom Flask Borosilicate Lab Glassware ST24/40 Standard Taper Outer Joints 250ml 50ml
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.
$25.99 - $140.00
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POMEX Three-Neck Round Bottom Boiling Flask 19/22 Taper Outer Joint Borosilicate Glass 150ml 250ml 500ml
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.
$25.99 - $140.00
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POMEX Three Neck Round Bottom Boiling Flask 14/20 Joints Borosilicate Lab Glassware 25ml 50ml
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.
$25.99 - $100.00
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POMEX Borosilicate Glass Two Neck Round Bottom Flask RBF 29/42 Taper Outer Joint 500ml 1000ml
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.
$28.99 - $120.99
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POMEX Borosilicate Glass Two Neck Round Bottom Flask RBF 24/40 Center 19/22 Side Joints 250ml 500ml 1000ml
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.
$29.90 - $120.00
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POMEX Two Neck Round Bottom Flask Borosilicate Glass RBF 19/22 Joints 100ml 250ml 500ml 1000ml
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.
$27.99 - $115.00
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POMEX Borosilicate Glass RBF Two Neck Round Bottom Flask 24/40 Center & Side Standard Taper Outer Joints
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.
$27.95 - $120.00
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POMEX 2-Neck Round Bottom Flask 14/20 Center & Side Taper Outer Joints 100ml
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.
$28.99 - $199.00
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