Products
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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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POMEX 4 Bevel Neck Round Bottom Flask Boiling Lab Borosilicate Glass with 19/22 Joint 100ml to 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.
$36.95 - $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 75° Bent Distillation Adapter Three-Way Distilling Head 14/20 19/22 24/40 29/42 Joints Laboratory Grade
Professional-grade 75° bent distillation adapter with 3-way distilling head, designed for vacuum and fractional distillation applications. This versatile adapter allows simultaneous temperature monitoring and liquid diversion, providing efficient and precise control over the distillation process. Manufactured from high-quality Borosilicate 3.3 glass for superior durability, chemical resistance, and thermal shock resistance. Available with standard taper joints in 14/20, 19/22, 24/40, or 29/42 sizes to match your existing laboratory glassware. Key Features: 75° Bent Design: Optimized angle for efficient vapor flow and smooth distillation in vacuum and fractional setups. 3-Way Distilling Head: Allows connection of thermometer, condenser, and receiving flask simultaneously for versatile distillation configurations. Multiple Joint Sizes Available: Choose from 14/20, 19/22, 24/40, or 29/42 standard taper joints to match your existing glassware. Standard Taper Joints: Precision-ground joints ensure a secure, leak-proof fit with condensers, thermometers, and receiving flasks. Temperature Monitoring: Dedicated thermometer port enables accurate monitoring of vapor temperature during distillation. Liquid Diversion: Built-in design allows controlled diversion of distillate for collection or reflux. Vacuum Distillation Ready: Suitable for vacuum distillation applications when used with compatible vacuum adapters and components. Fractional Distillation Compatible: Ideal for fractional distillation setups requiring precise separation of components. 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 Joints: Smooth, accurately tapered joints ensure 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 vapor and liquid flow during distillation. Durable & Reusable: Designed for repeated use, reducing replacement costs and ensuring long-term value.
$24.95 - $90.00
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POMEX Amber Glass Conical Separation Funnel with PTFE Stopcock Lab Separating Funnel with 19/22 Joint
Light-Resistant Amber Glass: Protects photosensitive chemicals and compounds from light-induced degradation during extraction and separation. Premium Borosilicate 3.3 Glass: Offers excellent thermal shock resistance, chemical durability, and long service life in demanding lab environments. PTFE Stopcock: Chemically inert and highly resistant to aggressive solvents, acids, and bases. Provides smooth, precise flow control and reduces the risk of seizing or contamination. 19/22 Standard Taper Joint: Compatible with 19/22 stoppers, adapters, and receiving flasks for a secure, leak-resistant connection. Conical / Pear Shape: Facilitates efficient swirling, mixing, and separation of immiscible liquids. Good Visibility: Amber glass still allows clear observation of the meniscus and liquid layers for accurate separation. Multiple Capacity Options: Choose from 60ml or 125ml to match your experimental scale.
$55.95 - $180.00
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POMEX Amber Glass Conical Separatory Funnel PTFE Stopcock 24/40 Joint Light-Resistant Lab Separating Funnel
Protect your light-sensitive samples while performing precise liquid-liquid separations with our Amber Glass Conical Separatory Funnel. Made from high-quality amber borosilicate 3.3 glass, this funnel blocks harmful UV and visible light that can degrade photosensitive compounds. The PTFE stopcock provides smooth, drip-resistant flow control and outstanding chemical resistance, making it ideal for use with organic solvents, acids, and bases. The 24/40 standard taper joint ensures a secure, leak-resistant fit with compatible laboratory glassware. Key Features & Benefits: Light-Resistant Amber Glass: Protects photosensitive chemicals and compounds from light-induced degradation during extraction and separation. Premium Borosilicate 3.3 Glass: Offers excellent thermal shock resistance, chemical durability, and long service life in demanding lab environments. PTFE Stopcock: Chemically inert and highly resistant to aggressive solvents, acids, and bases. Provides smooth, precise flow control and reduces the risk of seizing or contamination. 24/40 Standard Taper Joint: Compatible with 24/40 stoppers, adapters, and receiving flasks for a secure, leak-resistant connection. Conical / Pear Shape: Facilitates efficient swirling, mixing, and separation of immiscible liquids. Good Visibility: Amber glass still allows clear observation of the meniscus and liquid layers for accurate separation. Multiple Capacity Options: Choose from 30ml, 60ml, 100ml, or 125ml to match your experimental scale. Autoclavable: Suitable for standard sterilization procedures. Shape: Conical / Pear Shape Capacity Options: 250ml, 500ml, 1000ml Color: Amber
$37.99 - $140.00
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POMEX Borosilicate 3.3 Wide Mouth Conical Flask with Stopper 50ml to 5000ml
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.
$16.95 - $180.00
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POMEX Borosilicate 3.3 Wide Mouth Erlenmeyer Conical Flask Capacity 50ml to 10000ml
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.
$18.95 - $190.00
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POMEX Borosilicate Glass 105° Bent Three-Way Distillation Adapter Distillation Head 14/20 19/22 24/40 29/42 Joints Connects Flask and Distillation Tube
Professional-grade 105° bent three-way distillation adapter, designed to securely connect a flask and distillation tube in vacuum and fractional distillation setups. This versatile distillation head allows simultaneous temperature monitoring and liquid diversion, providing efficient and precise control over the distillation process. Manufactured from high-quality Borosilicate 3.3 glass for superior durability, chemical resistance, and thermal shock resistance. Available with standard taper joints in 14/20, 19/22, 24/40, or 29/42 sizes to match your existing laboratory glassware. Key Features: 105° Bent Design: Optimized angle for efficient vapor flow and smooth distillation in vacuum and fractional setups. Three-Way Adapter: Allows connection of flask, distillation tube, and thermometer simultaneously for versatile distillation configurations. Connects Flask and Distillation Tube: Specifically designed to provide a secure, leak-proof connection between reaction flask and distillation tube. Multiple Joint Sizes Available: Choose from 14/20, 19/22, 24/40, or 29/42 standard taper joints to match your existing glassware. Standard Taper Joints: Precision-ground joints ensure a secure, leak-proof fit with condensers, thermometers, and receiving flasks. Temperature Monitoring: Dedicated port enables accurate monitoring of vapor temperature during distillation. Liquid Diversion: Built-in design allows controlled diversion of distillate for collection or reflux. Vacuum Distillation Ready: Suitable for vacuum distillation applications when used with compatible vacuum adapters and components. Fractional Distillation Compatible: Ideal for fractional distillation setups requiring precise separation of components. 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 Joints: Smooth, accurately tapered joints ensure 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 vapor and liquid flow during distillation. Configuration: Three-Way Distillation Adapter / Distillation Head
$25.95 - $100.00
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POMEX borosilicate glass 3.3 Lab Conical Separation Funnel with Glass Stopcock Lab Separating Funnel with 29/42 Joint
Premium Borosilicate Glass: Made from high-quality borosilicate glass 3.3 for excellent chemical durability, clarity, and thermal shock resistance. Heavy-Wall Construction: Thick, durable glass body provides added mechanical strength and long service life in demanding lab environments. Superior Chemical & Thermal Resistance: Crafted from high-grade Borosilicate 3.3 glass, this funnel withstands thermal shock and resists attack from harsh chemicals and acids, ensuring a long lifespan in the lab. Precision Glass Stopcock: The included glass stopcock (valve) provides smooth, drip-free control of liquid flow. It allows for fine-tuning during the separation process, ensuring you never lose your valuable layers. 29/42 Joint: The 29/42 standard taper joint ensures a tight, leak-proof seal when connecting to other 29/42 lab glassware, such as receiving flasks or adapters. Clear Visibility: The high-clarity glass allows for excellent visibility of the meniscus and phase separation, making it easy to distinguish between aqueous and organic layers. Conical Shape for Efficiency: The conical design facilitates efficient swirling and mixing of immiscible liquids, maximizing the surface area for extraction. Available in Multiple Capacities: Choose from 250ml, 500ml, 1000ml, or 2000ml volumes to suit your specific experimental scale.
$49.99 - $180.00
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POMEX Borosilicate Glass Allihn Condenser Lab Reflux & Distillation Bulb Condenser 24/40 Joint Jacket Length 100mm to 600mm
The Allihn condenser, also known as a bulb condenser, is designed with a series of bulbs in the inner tube to maximize cooling surface area and improve condensation efficiency. Made from high-quality borosilicate glass 3.3, it offers excellent chemical resistance, thermal shock resistance, and clear visibility during laboratory processes. The 24/40 standard conical joint provides compatibility with common ground glass laboratory glassware. Available in jacket lengths from 100mm to 600mm, it is ideal for reflux, distillation, extraction, synthesis, and teaching labs. Key Features: High-Quality Borosilicate Glass 3.3: Durable, chemically resistant, and suitable for repeated laboratory use. Efficient Allihn Bulb Design: Multiple inner bulbs increase surface area for superior cooling and condensation. 24/40 Standard Conical Joint: Compatible with standard 24/40 ground glass laboratory glassware. Multiple Jacket Lengths Available: Choose from 100mm, 200mm, 300mm, 400mm, 500mm, or 600mm. Dual Hose Connectors: Convenient water inlet and outlet for easy cooling water connection. 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: Withstands most common laboratory chemicals, solvents, and reagents. Versatile Applications: Ideal for reflux, distillation, extraction, synthesis, and general chemistry setups. Reusable & Long-Lasting: Designed for professional lab use with proper handling. Professional Lab Quality: Suitable for research labs, industrial labs, and educational laboratories. Product Type: Allihn Condenser / Bulb Condenser Jacket Lengths Available: 100mm, 200mm, 300mm, 400mm, 500mm, 600mm Design: Inner tube with multiple bulbs and outer water jacket Hose Connectors: 2 (water inlet / outlet) Compatibility: 24/40 standard ground glass joints
$37.85 - $260.00
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SYNTHWARE Borosilicate Glass Buchner Filtering Funnel with G1/G2/G3/G4 Sand Core Filter 15ml to 1000ml Premium Lab Filtration Glassware
Streamline your laboratory filtration with our high-quality Borosilicate Glass Buchner Filtering Funnel. Featuring a durable sintered glass (sand core) filter disc instead of traditional filter paper, this funnel delivers fast, efficient, and repeatable vacuum filtration. The sand core filter is available in four porosity grades—G1, G2, G3, and G4—to suit a wide range of applications, from coarse particle retention to fine chemical precipitates. Made from premium borosilicate 3.3 glass, this funnel offers excellent chemical resistance, thermal stability, and long service life. Available in capacities from 15ml up to 1000ml, this Buchner funnel is an essential tool for chemistry, biology, pharmaceutical, and environmental laboratories requiring reliable solid-liquid separation. Key Features & Benefits: Premium Borosilicate 3.3 Glass: High thermal shock resistance and chemical durability for use with aggressive solvents, acids, and bases. Sintered Glass Sand Core Filter: Eliminates the need for filter paper. The porous glass disc provides consistent pore size, minimal retention loss, and easy cleaning. Four Porosity Grades Available: G1 (Coarse), G2 (Medium), G3 (Fine), G4 (Very Fine). Multiple Capacity Options: Choose from 15ml, 30ml, 60ml, 100ml, 150ml, 350ml, 600ml, or 1000ml to match your sample volume. Standard Taper Joint: Ground glass joint at the stem ensures a secure, leak-resistant fit with standard filter flasks and vacuum adapters. Uniform Pore Distribution: Ensures reproducible filtration results and high flow rates.
$27.99 - $190.00
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POMEX Borosilicate Glass Conical Separatory Funnel with Glass Stopcock 19/22 Joint
Superior Chemical & Thermal Resistance: Crafted from high-grade Borosilicate 3.3 glass, this funnel withstands thermal shock and resists attack from harsh chemicals and acids, ensuring a long lifespan in the lab. Precision Glass Stopcock: The included glass stopcock (valve) provides smooth, drip-free control of liquid flow. It allows for fine-tuning during the separation process, ensuring you never lose your valuable layers. Standard 19/22 Joint: The 19/22 standard taper joint ensures a tight, leak-proof seal when connecting to other 19/22 lab glassware, such as receiving flasks or adapters. Clear Visibility: The high-clarity glass allows for excellent visibility of the meniscus and phase separation, making it easy to distinguish between aqueous and organic layers. Conical Shape for Efficiency: The conical design facilitates efficient swirling and mixing of immiscible liquids, maximizing the surface area for extraction. Available in Multiple Capacities: Choose from 30ml, 60ml, 100ml, or 125ml volumes to suit your specific experimental scale.
$38.99 - $150.00
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POMEX Borosilicate Glass Erlenmeyer Conical Flask Narrow Reinforced Rim Laboratory Grade
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.
$12.95 - $190.00
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POMEX Borosilicate Glass Erlenmeyer Flask ST 24/40 Joint
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.
$24.95 - $299.00
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POMEX Borosilicate Glass Graduated Cylinder with Ground Glass Stopper Measuring Mixing Cylinder
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.
$15.99 - $240.00
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POMEX Borosilicate Glass Graham Condenser Serpentine Spiral Coil Condensation 29/42 Conical Joint 200mm to 600mm
Laboratory-Grade Borosilicate Glass 3.3: High chemical resistance and thermal stability for routine and demanding laboratory applications. High-Efficiency Serpentine Coil: Spiral inner tube increases cooling surface area for improved condensation performance. Graham Condenser Design: Coiled vapor path within a straight water jacket for effective heat exchange. Multiple Spiral Lengths Available: 200 mm, 250 mm, 300 mm, 400 mm, 500 mm, 600mm and 800 mm. Standard Conical Joint: Compatible with common ground glass joint 29/42. Dual Hose Connections: Integrated inlet and outlet ports for secure cooling-water tubing. Thermal Shock Resistance: Suitable for typical laboratory temperature fluctuations. Clear Borosilicate Construction: Permits visual monitoring of condensation and coolant flow. Chemical Compatibility: Resists common solvents, acids, bases, and reagents under normal laboratory conditions. Reusable and Durable: Designed for repeated use with proper handling and maintenance. Versatile Laboratory Application: Ideal for distillation, reflux, extraction, synthesis, and educational chemistry.
$46.95 - $260.00
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POMEX Borosilicate Glass Lab Allihn Distillation Column 29/42 Conical Joint
High-Quality Borosilicate Glass 3.3: Durable, chemically resistant, and suitable for repeated laboratory use. Efficient Allihn Bulb Design: Multiple inner bulbs increase surface area for superior cooling and condensation. 29/42 Standard Conical Joint: Compatible with standard 29/42 ground glass laboratory glassware. Multiple Jacket Lengths Available: Choose from 200mm, 300mm, 400mm, 500mm, or 600mm. Dual Hose Connectors: Convenient water inlet and outlet for easy cooling water connection. 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: Withstands most common laboratory chemicals, solvents, and reagents. Versatile Applications: Ideal for reflux, distillation, extraction, synthesis, and general chemistry setups. Reusable & Long-Lasting: Designed for professional lab use with proper handling. Professional Lab Quality: Suitable for research labs, industrial labs, and educational laboratories.
$47.85 - $240.00
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POMEX Borosilicate Glass Lab Graham Condenser Serpentine Spiral Condenser Column 24/40 Joint
The Graham condenser is engineered with a tightly coiled serpentine inner tube housed within a straight outer cooling jacket. This configuration maximizes heat-exchange surface area, delivering efficient vapor condensation for distillation, reflux, extraction, and synthesis. Fabricated from low-expansion borosilicate glass 3.3, it provides chemical durability, thermal shock resistance, and optical clarity. Available in spiral condensation lengths from 100 mm to 800 mm with standard conical ground glass joints. Key Features Laboratory-Grade Borosilicate Glass 3.3: High chemical resistance and thermal stability for routine and demanding laboratory applications. High-Efficiency Serpentine Coil: Spiral inner tube increases cooling surface area for improved condensation performance. Graham Condenser Design: Coiled vapor path within a straight water jacket for effective heat exchange. Multiple Spiral Lengths Available: 100 mm to 800 mm. Standard Conical Joint: Compatible with standard ST24/40 ground glass joint. Dual Hose Connections: Integrated inlet and outlet ports for secure cooling-water tubing. Thermal Shock Resistance: Suitable for typical laboratory temperature fluctuations. Clear Borosilicate Construction: Permits visual monitoring of condensation and coolant flow. Chemical Compatibility: Resists common solvents, acids, bases, and reagents under normal laboratory conditions. Versatile Laboratory Application: Ideal for distillation, reflux, extraction, synthesis, and educational chemistry. Spiral Condensation Lengths: 100 mm, 150 mm, 200 mm, 250 mm, 300 mm, 350 mm, 400 mm, 500 mm, 600 mm and 800 mm.
$42.99 - $260.00
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POMEX Borosilicate Glass Laboratory Erlenmeyer Flask 19/22 Joint
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.
$24.95 - $320.00
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POMEX Borosilicate Glass Laboratory One Neck Round Bottom Flask with 24/40 Standard Taper Outer Joint
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.
$18.95 - $290.00
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POMEX Borosilicate Glass Liquid Pour Out Adapters 14/20 19/22 24/40 29/42 Joints Laboratory Pouring Adapters
These borosilicate glass liquids pour out adapters are designed for controlled, spill-free transfer of liquids from flasks and reaction vessels. Manufactured from high-quality borosilicate glass 3.3, they offer excellent chemical resistance, thermal shock resistance, and optical clarity. The adapter features a standard taper joint that fits securely into outer joints of 14/20, 19/22, 24/40, and 29/42 sizes, and a built-in pour spout for precise pouring. Ideal for laboratory applications requiring safe and efficient liquid handling, including sample transfer, decanting, and reagent addition. Key Features Laboratory-Grade Borosilicate Glass 3.3: High chemical durability and thermal stability for routine and demanding laboratory applications. Integrated Pour Spout: Enables controlled, accurate pouring of liquids with minimal spillage or dripping. Standard Taper Joint: Precision-ground conical 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 monitoring of liquid flow and clarity. Uniform Wall Thickness: Promotes even stress distribution and enhances durability. Smooth Ground Joint: 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 transferring, decanting, and pouring liquids from flasks, columns, and reaction vessels.
$19.95 - $160.00
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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 Borosilicate Glass Separatory Funnel Conical Lab Separation with 24/40 Joint PTFE Stopcock 250ml 500ml 1000ml
This heavy-wall borosilicate glass separatory funnel is designed for accurate, reliable liquid-liquid extraction and separation. The conical shape allows immiscible liquids to separate cleanly, while the 24/40 standard taper joint and PTFE stopcock provide a secure, grease-free seal. Ideal for chemistry, pharmaceutical, food science, research, and educational laboratories. Key Features: Premium Borosilicate Glass: Made from high-quality borosilicate glass 3.3 for excellent chemical durability, clarity, and thermal shock resistance. Heavy-Wall Construction: Thick, durable glass body provides added mechanical strength and long service life in demanding lab environments. 24/40 Standard Taper Joint: Compatible with standard lab glassware, stoppers, and adapters for a secure, leak-resistant fit. PTFE Stopcock: Chemically resistant PTFE stopcock eliminates the need for grease, preventing sample contamination and stopping seizing or freezing. Conical / Pear Shape: Promotes efficient phase separation and easy draining of the lower layer. Clear Visibility: Transparent glass allows easy observation of the liquid interface and phase separation. Chemical & Thermal Resistant: Suitable for use with most acids, bases, and organic solvents. Not recommended for hydrofluoric acid (HF). Easy to Clean & Autoclavable: Can be cleaned with mild detergent and autoclaved when properly disassembled. Do not use abrasive cleaners. Multiple Capacity Options: Available in 125 mL, 150 mL, 250 mL, 500 mL, 1000 mL, and 2000 mL to suit different working volumes.
$45.99 - $180.00
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