Products
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POMEX Laboratory Glass Graduated Cylinder Borosilicate 3.3 Heavy Wall Measuring Cylinder 10ml to 1000ml
Accurate Graduation Scale: Clearly marked 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. Wide Capacity Range: Available from 5ml to 2000ml to accommodate various laboratory needs. Stable Hexagonal Base: Provides excellent stability and prevents rolling on the laboratory bench. Pour Spout: Integrated spout allows precise, drip-free pouring of liquids. 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. 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.
$14.99 - $170.00
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SYNTHWARE Laboratory Glass Triangle feeding Funnel 24/40 Joint Filter Funnel 100mm 50mm 75mm Top O.D.
Professional-grade triangle feeding funnel with 24/40 inner joint, designed for efficient transfer of powders, granules, and liquids into flasks and reaction vessels. The triangular shape provides a wider surface area for easy pouring, while the short stem ensures smooth and rapid flow. Manufactured from high-quality Borosilicate 3.3 glass for superior durability, chemical resistance, and thermal shock resistance. Available in 50mm, 75mm, and 100mm diameters to suit various laboratory applications. Ideal for use with 24/40 standard taper joint glassware. Key Features: Triangle Shape Design: Wide triangular bowl provides a large surface area for easy, spill-free pouring of powders and liquids. 24/40 Inner Joint: Precision-ground inner joint ensures a secure, leak-proof fit with standard 24/40 outer joint glassware. Short Stem: Facilitates smooth and rapid flow, preventing clogging during powder or liquid transfer. Dual Function – Feeding & Filtering: Suitable for use as a feeding funnel and filter funnel in laboratory procedures. Multiple Diameter Options: Available in 50mm, 75mm, and 100mm to accommodate various sample sizes and applications. Powder Transfer Ready: Ideal for transferring powders, granules, and crystalline materials into flasks and reaction vessels. Liquid Transfer Compatible: Also suitable for transferring liquids and solutions. 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. Precision-Ground Joint: Smooth, accurately tapered inner joint ensures easy connection and removal without seizing. 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. Clear Glass: Allows easy observation of material flow during transfer. Durable & Reusable: Designed for repeated use, reducing replacement costs and ensuring long-term value.
$29.95 - $100.00
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POMEX Laboratory Glass Volumetric Flask Amber with Base Ground Stopper
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 Laboratory Glassware Borosilicate Graduation Erlenmeyer Flask with 14/20 Joint 10ml 50ml
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.
$19.95 - $179.99
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POMEX Laboratory Glassware Rotary Evaporator Recovery Flask Borosilicate Glass 24/40 Standard Outer Joint
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.
$24.95 - $190.00
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SYNTHWARE Laboratory Magnetic Stir Bars PTFE Magnetic Stirrer Mixer Stir Bars Stirring Rods 10Pcs
Enhance your mixing and stirring efficiency with our premium Laboratory Magnetic Stir Bars. Crafted with a high-strength magnetic core fully encapsulated in chemically inert PTFE (Polytetrafluoroethylene), these stir bars deliver smooth, reliable, and contamination-free mixing for a wide range of laboratory applications. The PTFE coating is resistant to acids, bases, solvents, and high temperatures, making these stir bars ideal for use in chemistry, biology, pharmaceutical, and food science laboratories. Available in a variety of sizes and shapes—including cylindrical, oval, and polygon—to suit different vessel types and mixing requirements. Whether you are dissolving reagents, preparing solutions, or performing titrations, our magnetic stir bars provide consistent, vortex-free stirring with minimal wear and tear. Key Features: Premium PTFE Coating: Chemically inert and non-reactive, ensuring no contamination of your samples. Resistant to acids, bases, solvents, and other aggressive chemicals. High-Strength Magnetic Core: Provides strong coupling with magnetic stirrers for smooth, consistent rotation and efficient mixing. Various Sizes Available: From small to large to fit different vessel sizes and volumes. High-Temperature Resistance: PTFE coating withstands temperatures up to 250°C, suitable for use in hotplate stirrers. Smooth Surface: Minimizes friction and wear on glassware while preventing sample adhesion. Easy to Clean & Autoclavable: Can be sterilized and reused many times, reducing consumable costs. Versatile Applications: Suitable for laboratory mixing tasks. Package Includes: 10 x Laboratory PTFE Magnetic Stirrer Mixer Stir Bars.
$27.95 - $36.95
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POMEX Long Neck Flat Bottom Flask Lab Heavy Wall Borosilicate Glass Heavy Wall 50ml to 5000ml
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 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. Package Includes: 10 pcs metal joint clips.
$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. Product Type: Lab Keck Clamp Clip / Plastic Joint Clip Package: Package includes 10 pcs.
$22.00 - $25.00
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SYNTHWARE Pressure equalizing addition funnel graduated dropping funnel PTFE stopcock 29/42 joint
Efficiently manage large-scale reagent additions with our 500ml or 1000ml Pressure Equalizing Graduated Addition Funnel. Crafted from high-quality borosilicate 3.3 glass, this funnel features a chemically resistant PTFE stopcock and a 29/42 taper joint for secure, leak-resistant connections. The pressure-equalizing side arm allows for smooth, consistent dropwise addition without the need for repeated venting, making it ideal for air-sensitive and moisture-sensitive reactions. The clear glass body is graduated with easy-to-read volume markings, so you can monitor liquid addition with precision even at larger volumes. With a generous 500ml or 1000ml capacity and a 29/42 joint, this addition funnel is an essential tool for organic synthesis, pharmaceutical research, pilot-scale reactions, and any laboratory procedure requiring controlled delivery of larger reagent volumes. Key Features & Benefits: Pressure Equalizing Design: The integral side arm equalizes pressure between the funnel and the reaction vessel, ensuring steady dropwise addition and preventing backpressure or vacuum issues. PTFE Stopcock: Chemically inert and highly resistant to aggressive solvents, acids, and bases. Provides smooth, precise flow control without seizing or contamination. Graduated Body: Clear volume markings on the borosilicate glass allow for accurate monitoring of liquid dispensed and remaining. 29/42 Taper Joint: Ensures a tight, leak-resistant fit with 29/42 compatible flasks, adapters, and stoppers. Premium Borosilicate 3.3 Glass: Excellent thermal shock resistance and chemical durability for long service life.
$65.99 - $200.00
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SYNTHWARE Pressure Equalizing Addition Funnel Graduated Glass Stopcock Constant Pressure Dropping Funnel 29/42 Joint
Constant Pressure (Equalizing) Design: The integral side arm equalizes pressure between the funnel and the reaction flask, enabling steady dropwise addition and preventing backpressure or vacuum issues. Ground Glass Stopcock: Provides smooth, precise flow control. Chemically resistant and ideal for applications where a glass stopcock is preferred or required. Interchangeable for easy replacement and maintenance. Graduated Body: Clear volume markings on the borosilicate glass allow for accurate monitoring of liquid dispensed and remaining. 29/42 Taper Joint: Ensures a tight, leak-resistant fit with 29/42 compatible flasks, adapters, and stoppers. Premium Borosilicate 3.3 Glass: Excellent thermal shock resistance and chemical durability for long service life. Autoclavable: Suitable for standard sterilization procedures. Package Includes: Borosilicate Glass Constant Pressure Graduated Dropping Funnel with Glass Stopcock and 29/42 Joint
$59.99 - $250.00
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SYNTHWARE Pressure Equalizing Graduated Addition Funnel Glass Stopcock 24/40 joint Constant pressure dropping funnel
Achieve accurate, controlled, and dropwise addition of reagents under closed or inert conditions with our Borosilicate Glass Constant Pressure Dropping Funnel. Crafted from high-quality borosilicate 3.3 glass, this funnel features a precision ground glass stopcock and a 24/40 standard taper joint for secure, leak-resistant connections. The pressure-equalizing side arm balances pressure between the funnel and the reaction vessel, ensuring smooth, consistent flow without the need for repeated venting—ideal for air-sensitive and moisture-sensitive reactions. The clear glass body is graduated with easy-to-read volume markings, allowing precise monitoring of liquid addition throughout your experiment. Key Features & Benefits: Constant Pressure (Equalizing) Design: The integral side arm equalizes pressure between the funnel and the reaction flask, enabling steady dropwise addition and preventing backpressure or vacuum issues. Ground Glass Stopcock: Provides smooth, precise flow control. Chemically resistant and ideal for applications where a glass stopcock is preferred or required. Interchangeable for easy replacement and maintenance. Graduated Body: Clear volume markings on the borosilicate glass allow for accurate monitoring of liquid dispensed and remaining. 24/40 Standard Taper Joint: Ensures a tight, leak-resistant fit with 24/40 compatible flasks, adapters, and stoppers. Premium Borosilicate 3.3 Glass: Excellent thermal shock resistance and chemical durability for long service life. Multiple Capacity Options: Choose from 60ml, 125ml, 250ml, 500ml, or 1000ml to suit your specific reaction scale—from small-scale synthesis to pilot-scale processes. Autoclavable: Suitable for standard sterilization procedures. Package Includes: Borosilicate Glass Constant Pressure Graduated Dropping Funnel with Glass Stopcock and 24/40 Joint
$49.99 - $250.00
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SYNTHWARE Pressure Equalizing Graduated Addition Funnel with PTFE Stopcock 24/40 Standard Taper Joint
Achieve flawless reagent addition in any reaction scale with our Pressure Equalizing Graduated Addition Funnel. Engineered for precision and durability, this funnel is crafted from high-quality borosilicate 3.3 glass and features a chemically inert PTFE stopcock plus a 24/40 standard taper joint for secure, leak-resistant connections. The pressure-equalizing side arm ensures smooth, consistent dropwise addition without the need for repeated venting, making it indispensable for air-sensitive and moisture-sensitive reactions. The clear glass body is graduated with easy-to-read volume markings, allowing you to monitor liquid addition with accuracy from start to finish. Available in five versatile capacities—60ml, 125ml, 250ml, 500ml, and 1000ml—this addition funnel is the ideal choice for organic synthesis, pharmaceutical research, pilot-scale reactions, and any laboratory procedure requiring controlled delivery of reagents. Key Features & Benefits: Pressure Equalizing Design: The integral side arm equalizes pressure between the funnel and the reaction vessel, ensuring steady dropwise addition and preventing backpressure or vacuum issues. PTFE Stopcock: Chemically inert and highly resistant to aggressive solvents, acids, and bases. Provides smooth, precise flow control without seizing or contamination. Graduated Body: Clear volume markings on the borosilicate glass allow for accurate monitoring of liquid dispensed and remaining. 24/40 Standard Taper Joint: Ensures a tight, leak-resistant fit with 24/40 compatible flasks, adapters, and stoppers. Premium Borosilicate 3.3 Glass: Excellent thermal shock resistance and chemical durability for long service life. Multiple Capacity Options: Choose from 60ml, 125ml, 250ml, 500ml, or 1000ml to suit your specific reaction scale—from small-scale synthesis to pilot-scale processes. Type: Pressure Equalizing (Constant Pressure) Graduated Addition Funnel
$49.95 - $200.00
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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 Professional Laboratory Borosilicate Glass Allihn Condenser 14/20 Joint
High-Quality Borosilicate Glass 3.3: Durable, chemically resistant, and suitable for demanding lab use. Efficient Allihn Bulb Design: Multiple bulbs increase cooling surface area for superior condensation efficiency. 14/20 Standard Conical Joint: Compatible with standard 14/20 ground glass laboratory glassware. Multiple Jacket Lengths Available: Choose from 100mm, 150mm, 200mm, or 300mm. Dual Hose Connectors: Easy connection to cooling water inlet and outlet tubing. Excellent Thermal Shock Resistance: Suitable for typical reflux and distillation 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 reflux, distillation, 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.
$42.85 - $165.00
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POMEX Professional Laboratory Glass Liebig Condenser Lab Chemistry Distillation Column 14/20 Joint
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. Product Type: Liebig Condenser Optional Lengths: 100mm, 150mm, 200mm, and 300mm.
$39.85 - $160.00
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POMEX Professional Low Form Griffin Beaker Double Scale Graduation Borosilicate 3.3 Glass Beaded Rim Autoclavable Laboratory Grade
Low Form Griffin Design: Wide, low-profile shape provides a large surface area for efficient mixing, heating, and evaporation. Double Scale Graduation: Features clearly marked dual scales for easy and accurate volume measurement from either direction. Pour Spout: Integrated spout allows precise, drip-free pouring of liquids without mess or waste. Beaded Rim: Reinforced rim adds mechanical strength and provides a smooth, safe edge for handling. 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. Autoclavable: Safe for sterilization by autoclaving for sterile laboratory applications. 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. Clear Glass: Allows easy observation of contents, mixing, and reactions. Flat Bottom Base: Provides stability when standing on the laboratory bench or hot plate. Durable & Reusable: Designed for repeated use, reducing replacement costs and ensuring long-term value. Versatile Applications: Ideal for mixing, heating, measuring, and general laboratory work.
$12.99 - $199.00
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SYNTHWARE Rotary Evaporator Bump Trap Splash Guard Adapter 24/40 Standard Taper Outer Joint
Protect your rotary evaporator and preserve your valuable samples with our Borosilicate Glass Bump Trap / Splash Guard Adapter. Designed to fit between the vapor tube and the receiving flask, this bump trap catches any sudden "bumping" or splashing of liquid during evaporation, preventing contamination of the condenser and loss of your product. Crafted from high-quality borosilicate 3.3 glass, it offers excellent chemical resistance and thermal shock stability. The upper joint is a standard taper 24/40 outer (male) joint that connects securely to your rotary evaporator’s vapor tube, while the lower inner (female) joint is available in 14/20, 19/22, or 24/40 to match your receiving flask. Available in 100ml and 250ml capacities, this splash guard adapter is an essential accessory for any rotary evaporation setup. Key Features & Benefits: Prevents Sample Loss: Effectively traps splashing and bumping liquids, keeping your sample in the flask and out of the condenser. Premium Borosilicate 3.3 Glass: High thermal shock resistance and chemical durability for long service life. Standard Taper Joints: Upper joint is 24/40 outer (male) for connection to the rotary evaporator vapor tube. Lower inner (female) joint available in 14/20, 19/22, or 24/40 to fit your receiving flask. Multiple Capacity Options: Choose from 100ml or 250ml to suit your sample volume and flask size. Clear Visibility: Allows easy observation of the evaporation process and any trapped liquid. Easy to Clean: Smooth glass surface resists residue buildup; can be autoclaved for sterilization. Versatile Compatibility: Works with most standard rotary evaporators and receiving flasks.
$36.95 - $140.00
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SYNTHWARE Rotary Evaporator Bump Trap Splash Guard Adapter Borosilicate glass 29/42 outer joint
Prevents Sample Loss: Effectively traps splashing and bumping liquids, keeping your sample in the flask and out of the condenser. Premium Borosilicate 3.3 Glass: High thermal shock resistance and chemical durability for long service life. 29/42 Taper Joints: Upper joint is 29/42 outer (male) for connection to the rotary evaporator vapor tube. Lower inner (female) joint available in 14/20, 19/22, 24/40 or 29/42 to fit your receiving flask. Multiple Capacity Options: Choose from 100ml or 250ml to suit your sample volume and flask size. Clear Visibility: Allows easy observation of the evaporation process and any trapped liquid. Easy to Clean: Smooth glass surface resists residue buildup; can be autoclaved for sterilization. Versatile Compatibility: Works with most standard rotary evaporators and receiving flasks. Package Includes: Borosilicate Glass Rotary Evaporator Bump Trap Splash Guard Adapter
$31.99 - $150.00
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POMEX Rotary Evaporator Recovery Flask Borosilicate Glass 29/42 Standard Outer Joint for Lab Distillation Concentration
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.
$25.95 - $280.00
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SYNTHWARE Single Neck Borosilicate Glass Pear Shaped Lab Flask Rotary Evaporator Flask With 14/20 Outer Joint
Laboratory-Grade Borosilicate Glass 3.3: High chemical durability and thermal stability for routine and demanding laboratory applications. Pear-Shaped Design: Rounded body with a tapered neck optimizes heating surface area and improves mixing efficiency. Single Neck Configuration: Simplifies setup and reduces the risk of cross-contamination. 14/20 Standard Joint: Precision-ground conical interface ensures a secure, leak-free fit with compatible glassware. Multiple Capacity Options: Available in 5ml, 10ml, 15ml, 25ml, 50ml, 100ml and 200 ml. Excellent Thermal Shock Resistance: Withstands typical laboratory temperature changes without cracking. Chemical Resistance: Resists most common acids, bases, solvents, and reagents under normal laboratory conditions. Clear Borosilicate Construction: Allows easy visual monitoring of contents and reaction progress. Uniform Wall Thickness: Promotes even heating and reduces stress points for enhanced durability. Reusable and Long-Lasting: Designed for repeated use with proper handling and care. Versatile Applications: Ideal for distillation, reflux, extraction, synthesis, and general chemistry procedures.
$17.95 - $180.00
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POMEX Single Neck Round Bottom Flask Laboratory Borosilicate Glass with 29/42 Outer Joint
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.
$28.99 - $299.00
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SYNTHWARE Solvent chromatographic Analysis Column Reservoir Bottle Chromatography Solvent Storage 24/40 joint
Ensure a steady, reliable supply of mobile phase solvent to your chromatography column with our Borosilicate Glass Chromatography Solvent Reservoir Bottle. Designed for use as a solvent storage and delivery reservoir, this bottle features a standard 24/40 taper joint for secure, leak-resistant connection to chromatography columns, adapters, or other compatible glassware. Crafted from high-quality borosilicate 3.3 glass, it offers outstanding chemical resistance and thermal stability, making it suitable for a wide range of organic solvents and aqueous solutions. The clear glass body allows easy monitoring of solvent level, while the sturdy, flat base provides stability on the lab bench or in a ring stand setup. Available in 100ml, 250ml and 500ml capacities, this reservoir bottle is an essential accessory for flash chromatography, gravity column chromatography, and other preparative separation techniques. Key Features & Benefits: Premium Borosilicate 3.3 Glass: Excellent chemical durability and thermal shock resistance for long service life with aggressive solvents. 24/40 Standard Taper Joint: Provides a secure, leak-resistant connection to chromatography columns, adapters, and other 24/40 compatible glassware. Clear Visibility: Allows easy monitoring of solvent level and flow during chromatographic runs. Stable Flat Base: Keeps the reservoir upright and stable on the lab bench or in a clamp. Multiple Capacity Options: Choose from 100ml, 250ml or 500ml to match your column size and solvent volume requirements. Easy to Clean & Autoclavable: Smooth glass surface resists residue; can be sterilized by autoclaving. Versatile Use: Ideal for solvent storage, mobile phase delivery, and as a general laboratory reservoir.
$35.95 - $140.00
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POMEX Straight Hollow Stopper with Closed Bottom for Laboratory Seal Reaction Vessels 14/20 19/22 24/40 29/42 Joints
This straight hollow stopper with closed bottom is manufactured from high-quality borosilicate glass 3.3, offering excellent chemical resistance, thermal shock resistance, and optical clarity. The hollow body reduces weight for easy handling, while the closed bottom provides a secure seal and prevents liquid or vapor from entering the stopper cavity. The precision-ground standard taper joint ensures a tight, leak-free fit in 14/20, 19/22, 24/40, and 29/42 outer joints. Ideal for sealing reaction vessels, flasks, columns, and other laboratory glassware during reactions, storage, and transport. Key Features Laboratory-Grade Borosilicate Glass 3.3: High chemical durability and thermal stability for routine and demanding laboratory applications. Straight Hollow Design with Closed Bottom: Lightweight hollow body for easy handling; closed bottom prevents liquid or vapor ingress. Precision-Ground Standard Taper Joint: Ensures a secure, leak-free fit in compatible outer joints. Multiple Joint Sizes Available: Fits 14/20, 19/22, 24/40, and 29/42 standard taper outer joints. Excellent Thermal Shock Resistance: Withstands typical laboratory temperature changes without cracking. Chemical Resistance: Resists most common acids, bases, solvents, and reagents under normal laboratory conditions. Clear Borosilicate Construction: Allows easy visual inspection of joint engagement and contents. Uniform Wall Thickness: Promotes even stress distribution and enhances durability. Smooth Ground Surface: Provides a tight seal and easy insertion/removal without binding. Reusable and Long-Lasting: Designed for repeated use with proper handling and care. Versatile Applications: Ideal for sealing reaction vessels, flasks, columns, condensers, adapters, and other glassware during reactions, storage, and transport.
$15.95 - $160.00
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