Boiling Flasks

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  • Flask, Round Bottom, Four Neck, Ace-Thred

    Ace Glass

    Round bottom flask with four necks arranged 3 in-line and one #7 Ace-Thred neck (ideal for suspending a thermometer or probe) at 90 degrees. The 500ml and 250ml sizes have angled side necks while the larger sizes feature vertical necks. Available in he

  • SYNTHWARE Round Bottom Flasks

    Kemtech America

    SYNTHWARE round bottom boiling flasks with full length standard taper outer joint. All sizes are heavy wall design and are hand blown from borosilicate tubing to ensure uniform wall thickness.

  • Round Bottom Four-Neck Flasks

    Wilmad LabGlass

    Available in various sizes, these borosilicate glass round bottom flasks have four vertical necks - one center neck and three side necks which are 90° apart. All necks have Standard Taper outer joints.

  • Flask, Round Bottom, Four Neck

    Ace Glass

    Round bottom flask with four necks arranged 3 in-line and one at 90 degrees. The three side necks are angled.

  • SYNTHWARE Flat Bottom Flasks

    Kemtech America

    SYNTHWARE flat bottom boiling flasks with full length standard taper outer joint. All sizes are heavy wall design and are hand blown from borosilicate tubing to ensure uniform wall thickness.

  • SYNTHWARE Round Bottom Vertical Three Neck Flasks

    Kemtech America

    SYNTHWARE round bottom, heavy wall, three neck flasks with standard taper outer joints on both the center neck and the vertical side necks. All sizes are hand blown from tubing to ensure uniform wall thickness.

  • SYNTHWARE Round Bottom Angled Four Neck Flasks

    Kemtech America

    SYNTHWARE round bottom, heavy wall, four neck flasks with standard taper outer joints on both the center neck and the angled side necks. All sizes are hand blown from tubing to ensure uniform wall thickness.

  • PYREX Round Bottom Boiling Flasks

    Corning

    Round bottom Short ring neck These PYREX® round bottom boiling flasks have short ring necks. These ring neck boiling flasks are precisely tooled for uniform stopper fit. The reinforced rim increases mechanical strength. These flasks are used in applications requiring rigid stoppering…

  • PYREX® 50mL Pear-Shaped Boiling Flask, 14/20 Standard Taper Joint

    Corning

    Pear-shaped boiling flasks have full length outer 14/20 Standard Taper joints and are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance. Their…

  • Borosil® Flat Bottom Boiling Flasks

    Foxx Life Sciences

    In collaboration with Borosil® Glass Works, India, Foxx Life Sciences is proud to bring the outstanding quality of Borosil®’s USP Type 1 Borosilicate glassware to North America for the first time. Manufactured from the same low-expansion, chemically resistant Borosilicate glass North…

  • Distillation Apparatus, Methoxy Determination

    Ace Glass

    Used for methoxy determination as described in U.S. Pharmacopeia, 1995, page 1742. Complete consists of 20 mL boiling flask with 14/20 joint and a capillary side arm, scrubber trap column with 14/20 inner and 35/20 socket, and an absorption tube with 35/20 ball joint and a 2mm bore glass stopcock.…

  • PYREX® Pear-Shaped Boiling Flask, 14/20 Standard Taper Joint

    Corning

    These PYREX(r) pear-shaped boiling flasks have full length outer 14/20 Standard Taper joints and are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance.…

  • Round Bottom Three Vertical Neck Flasks

    Wilmad LabGlass

    Available in various sizes, these borosilicate glass round bottom flasks have three vertical necks with Standard Taper outer joints. The side necks are 180° apart.

  • Flask, Round bottom, Two Neck

    Ace Glass

    Round bottom, two neck flask. Side neck is angled. Available in standard wall for more rapid heating or heavy duty for mechanical shock resistance.

  • Boiling, Round Bottom, Short Neck Flasks, Full Length standard taper 24/40 Joint

    DWK Life Sciences (Kimble)

    KIMAX boiling flask designed from ASTM Specification E1403, Type II, Class 3 requirements.

  • Flask, Round Bottom, Septum Port

    Ace Glass

    Round bottom, single neck flask with septum port for use with air-sensitive material. Available in standard wall and heavy wall versions. All flasks supplied with a 9096-32 septum.

  • Class A Burets

    Kemtech America

    Buret. Class A.

  • Flask, Round Bottom, Four Neck

    Ace Glass

    Round bottom flask with four necks arranged 3 in-line and one at 90 degrees. 500ml and smaller flasks have angled side necks while larger sizes feature vertical necks. Available in heavy wall.

  • Borosilicate Glass Flat Bottom Boiling Flasks

    United Scientific Supplies

    Borosilicate Glass Flat Bottom Boiling Flasks are designed to give the best combination of thermal shock resistance, physical strength, and resistance to chemical attack.

  • SYNTHWARE Sublimator with Glass Stopcock

    Kemtech America

    Sublimator, Synthware, Joint: 24/40, Stopcock: 2mm Glass, supplied with special 25mL long neck flask for small volume efficiency.

  • Flask Boiling Flat Bottom 250ml

    DWK Life Sciences (Kimble)

    KIMAX boiling flask with a short joint neck. Designed from ASTM Specification E1403, Type I, Class 4 requirements.

  • Flask, Boiling, Round Bottom, 250ml

    DWK Life Sciences (Kimble)

    KIMAX® round-bottomed boiling flask Reinforced tooled top Designed from ASTM Specification E1403, Type II, Class I, requirements Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

  • Flask, Single Neck, Spherical, Receiving

    Ace Glass

    With short neck and outer joint. Available in standard and heavy wall. Heavy wall approximately 30% heavier than standard wall.

  • SYNTHWARE Microscale Pear-Shape Flasks

    Kemtech America

    Pear Shape Flask, Threaded, Synthware, Capacity: 5, 10, and 25mL available, Joint: 14/10, Supplied with one open top compressioncap and one size 014 Viton O-ring and one PTFE-faced septa.

  • Pear Shaped Boiling Flasks

    DWK Life Sciences (Kimble)

    Single-neck flask with a Standard Taper outer joint at top Heavy wall Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

  • Round Bottom Short Single Neck Flasks

    Wilmad LabGlass

    With excellent chemical durability for contamination free results, these short neck borosilicate glass round bottom boiling flasks have a single neck with a full length Standard Taper outer joint.

  • PYREX® VISTA™ Short Neck Boiling Flasks with Round Bottoms

    Corning

    PYREX round bottom boiling flasks have full length outer Standard Taper joints, but with shorter necks. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are controlled to provide balance between thermal expansion and mechanical strength for greater shock resistance. The…

  • Single Standard Taper Neck Heavy Wall Round Bottom Flasks

    DWK Life Sciences (Kimble)

    Single neck flask with a Standard Taper outer joint Heavy wall Ref: ASTM Method D95 Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

  • SYNTHWARE Pear Shaped Flasks

    Kemtech America

    SYNTHWARE pear shaped, heavy wall, two neck flasks with an angled side neck. All joints are standard taper outer joints. All sizes are hand blown from tubing to ensure uniform wall thickness.

  • Flask, Round Bottom, Three Neck

    Ace Glass

    Round bottom flasks, three vertical necks, standard taper outer joints, standard and heavy wall. Flasks feature a flare-out directly below the center joint to facilitate cleaning and removal of stir blades.

  • SYNTHWARE Round Bottom Flasks with Joint Hooks

    Kemtech America

    SYNTHWARE round bottom, heavy wall, single neck flask with a standard taper outer joint. All sizes are hand blown from tubing to ensure uniform wall thickness. Flask has two hooks 180° apart for use with stainless steel joint springs.

  • PYREX® 250mL Low Actinic Short Neck Boiling Flask, Flat Bottom, 24/40 Standard…

    Corning

    These 250mL PYREX(r) low actinic flat bottom boiling flasks have full length outer 24/40 Standard Taper joints, but with shorter necks. Low actinic stained glass provides protection for materials sensitive to light. The protective color is an integral part of the flask, which retains the mechanical…

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