Top Borosilicate Glass Flask

Glass Erlenmeyer Flask Set - Graduated Borosilicate Glassware - Volumetric Narrow Neck Scientific Chemistry Labware & Equipment - Home & School Science Experiments (150mL, 4-Pack)

  • INSPIRE CURIOSITY: Whether you're teaching chemical reactions, metal reactivity, or mixing various substances.
  • these Erlenmeyer Flasks are sure to suit your lab day needs. Choose the right size for your needs: 50mL, 150mL, 250mL, 500mL, 1000mL in 4-packs.
  • CONICAL BODY, NARROW NECK: Also known as a conical flask or titration flask, these lab flasks feature a wide bases with flat bottom, tapered conical body, and cylindrical narrow neck.
  • FOR REAL RESEARCH & REACTIONS: In Chemistry, the slated sides and narrow neck allow the flask to be mixed with simple swirling, reducing the chance for spillage and accidents. Great for teachers, professors, and parents to supply for full classes of students and children.
  • BOROSILICATE GLASS: Made of quality, thick borosilicate glass materials to resist breakage. Can withstand temperatures up to 297 °F without fracturing! Features white graudation lines marked in mL. The printed volumes are approximate values.
  • CHEMISTRY, BIOLOGY, & PROJECTS: Perfect for conducting experiments in school and professional laboratories and at home! Perfect for DIY home science projects and decorations around the classroom, house, or for parties.
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Glass Erlenmeyer Flask Set - Graduated Borosilicate Glassware - Volumetric Narrow Neck Scientific Chemistry Labware & Equipment - Home & School Science Experiments (50mL, 4-Pack)

  • INSPIRE CURIOSITY: Whether you're teaching chemical reactions, metal reactivity, or mixing various substances.
  • these Erlenmeyer Flasks are sure to suit your lab day needs. Choose the right size for your needs: 50mL, 150mL, 250mL, 500mL, 1000mL in 4-packs.
  • CONICAL BODY, NARROW NECK: Also known as a conical flask or titration flask, these lab flasks feature a wide bases with flat bottom, tapered conical body, and cylindrical narrow neck.
  • FOR REAL RESEARCH & REACTIONS: In Chemistry, the slated sides and narrow neck allow the flask to be mixed with simple swirling, reducing the chance for spillage and accidents. Great for teachers, professors, and parents to supply for full classes of students and children.
  • BOROSILICATE GLASS: Made of quality, thick borosilicate glass materials to resist breakage. Can withstand temperatures up to 297 °F without fracturing! Features white graudation lines marked in mL. The printed volumes are approximate values.
  • CHEMISTRY, BIOLOGY, & PROJECTS: Perfect for conducting experiments in school and professional laboratories and at home! Perfect for DIY home science projects and decorations around the classroom, house, or for parties.
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Moonetto 3 Pack 1000ml Narrow Mouth Graduated Lab Erlenmeyer Glass Flask with Orange Screw Cap

  • Capacity of Each Erlenmeyer Flask: 1000 mL, permanent white enamel graduations from 400 mL to 900 mL, accurate scales.
  • Borosilicate Glass: thick, tough, high quality, low coefficients of thermal expansion, resistant to thermal shock, high chemical resistance in corrosive enviroments.
  • Autoclavable: Bottle up to 120℃, reusable, enviromental friendly, transparent, easy labeling.
  • GL45 Screw Cap: GL45 screw cap, tight seal, drip-free, narrow mouth flask, cap up to 140℃.
  • Glass erlenmeyer flask fits for storage of media, biologicals and other liquid solutions for lab, experiment, chemistry, scientific studies and storage at home.
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DADAKEWIN 500ml Reaction Flask Kjeldahl Reaction Ball-Shaped Borosilicate 3.3 Glass with 29# Joint, PTEF Stopcock Customizable Lab Flasks Glassware (Size : 500ml/29#)

  • Package include: a 500ml Lab Reaction Flask with 29# Joint, PTEF Stopcock and Long single neck.
  • Premium Materials: Reaction Flask is made from Borosilicate 3.3 Glass materials, which has a very low coefficient of thermal expansion, about one-third of ordinary glass. Resistant to high temperature and Resistant to 200 ° C temperature change..
  • This Reaction Flask consists of a tube flask facilitates heating and stirring. It has a sidearm fitted with a PTFE stopcock connecting to a vacuum or inert gases source. the top ground glass joint is used to attach the flask to other lab glassware apparatus, or stopped by a penney head stopper, rubber septum, permitting easy transfer of liquids or solids..
  • Each flask is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments..
  • Great for Professional Laboratories, Classrooms & Household.
  • Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use..
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DADAKEWIN 150ml Reaction Flask Kjeldahl Reaction Ball-Shaped Borosilicate 3.3 Glass with 19# Joint, PTEF Stopcock Customizable Lab Flasks Glassware (Size : 150ml/19#)

  • Package include: a 150ml Lab Reaction Flask with 19# Joint, PTEF Stopcock and Long single neck.
  • Premium Materials: Reaction Flask is made from Borosilicate 3.3 Glass materials, which has a very low coefficient of thermal expansion, about one-third of ordinary glass. Resistant to high temperature and Resistant to 200 ° C temperature change..
  • This Reaction Flask consists of a tube flask facilitates heating and stirring. It has a sidearm fitted with a PTFE stopcock connecting to a vacuum or inert gases source. the top ground glass joint is used to attach the flask to other lab glassware apparatus, or stopped by a penney head stopper, rubber septum, permitting easy transfer of liquids or solids..
  • Each flask is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments..
  • Great for Professional Laboratories, Classrooms & Household.
  • Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use..
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DADAKEWIN 100ml Reaction Flask Kjeldahl Reaction Ball-Shaped Borosilicate 3.3 Glass with 24# Joint, PTEF Stopcock Customizable Lab Flasks Glassware (Size : 100ml/24#)

  • Package include: a 100ml Lab Reaction Flask with 24# Joint, PTEF Stopcock and Long single neck.
  • Premium Materials: Reaction Flask is made from Borosilicate 3.3 Glass materials, which has a very low coefficient of thermal expansion, about one-third of ordinary glass. Resistant to high temperature and Resistant to 200 ° C temperature change..
  • This Reaction Flask consists of a tube flask facilitates heating and stirring. It has a sidearm fitted with a PTFE stopcock connecting to a vacuum or inert gases source. the top ground glass joint is used to attach the flask to other lab glassware apparatus, or stopped by a penney head stopper, rubber septum, permitting easy transfer of liquids or solids..
  • Each flask is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments..
  • Great for Professional Laboratories, Classrooms & Household.
  • Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use..
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ADAMAS-BETA 50ml 2 Neck Schlenk Reaction Flask Kjeldahl-Style Reaction Flask Tube with Glass Stopcock & 14/20 Joint

  • 50ml 2 Neck Reaction Flask with Glass Stopcock & 14/20 Joint.
  • Schlenk reaction flask for vacuum and no-air applications.
  • Made of borosilicate glass, heavy wall designed, the schlenk reation flask has the advantages of low coefficient of thermal expansion, high strength, uniform wall thinckness, high transparence, high temperature resistance.
  • Professional for chemical laboratories, high quality materials, fine workmanship, making chemical experiments more perfect.
  • If received damaged, please don't hesitate to contact us, we will solve it until satisfied.
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Florence Boiling Flask, 10,000ml - Borosilicate Glass - Round Bottom, Narrow Neck - Eisco Labs

  • INDUSTRIAL QUALITY || 10,000ml capacity boiling flask made from high quality, heavy duty Borosilicate 3.3 glass.
  • NARROW NECK || Flask features a narrow neck. Neck measures 4" in total length and has an inner diameter of 2.3" (58mm) and an outer diameter of 2.5" (65mm).
  • 15.75 INCHES TALL || Flask stands 15.75" tall and is 10" in diameter at it's widest point.
  • ROUND BOTTOM || Flask features a spherical base for uniform heating and boiling of contents.
  • GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS & HOUSEHOLD || Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use.
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Laboy Glass 100mL Single Neck Round Botthom Schlenk Flask Reaction Kettle with 24/40 Joint & Glass Stopcock Air-Free at Side Arm Chemistry Lab Glassware

  • ...SIONS----This round bottom flask is designed with 2mm glass stopccok on side-arm ,with 24/40 standard taper joint,which can be stopped by a glass topper or 14# rubber septum.Capacity of 100mL..
  • HEAVY WALL ---This schlenk flask is heavy-wall designed , made by hand-blowing according to ASTM E438 ,made of high-quality borosilicate glass and annealed at 806 degree Celsius ,can be heated directly in an open flame and can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling,durable and reusable..
  • 100% 45 DAY MONEY BACK GUARANTEE If you are not satisfied for any reason, simply return for a full refund, no questions asked. You have nothing to lose.Please also kindly undertand glassware is fragile, even if we pack them carefully,it may be broken during the shipment ,if you receive the items in broken status,don't hesitate to contact us ,we will arrange free replacement or full refund..
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TN Lab Filter Flask Borosilicate Glass Vacuum Flask 3,000ml 3L

  • Side-Arm for Easy Vacuum Hose Connection.
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TN LAB Supply Filter Flask Borosilicate Glass Conical Erlenmeyer Vacuum Flask 5,000ml 5L

  • Side-Arm for Easy Vacuum Hose Connection.
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Labconco 6037500 Micro Kjeldahl Flask (Pack of 6)

  • 100mL Kjeldahl digestion flask for use with Micro Digestor (sold separately).
  • Flask has long neck, rounded bottom, and thick walls.
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