Glass, Flasks
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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…
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PYREX® Kjeldahl Flasks
CorningRound bottom and long neck 30 mL size has square-cut mouth for multiple micro digestions; mouths of larger sizes are tooled for uniform rubber stopper fit. 30 mL flask conforms with ASTM Standard E 147 for microchemical apparatus; 100 mL through 800 mL flasks can be used in ASTM E 258 procedure.
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PYREX® VISTA volumetric flasks provide precise volume measurement. The necks are tooled for Standard Taper glass stoppers. The graduation line is sharp and permanent and large blue block letters make the inscription easy to read. The 1 mL and 2 mL sizes are test tube shaped. These Class A…
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Trypsinizing Flasks
DWK Life Sciences (Wheaton)For forming cell suspensions through trypsin digestion of connective proteins Fluted design improves homogenization Autoclavable with screw cap Constructed of borosilicate glass that conforms to USP Type I and ASTM E 438 Type I, Class A requirements Caps have white styrene butadiene…
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PYREX Vacuum Filter Flask
CorningFor use in vacuum filtration applications Withstands full vacuum (to 30” Hg) With hose barb for 1/4” I.D. tubing
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Thomas Combustion Flask Replacements and Accessories
labForce® (powered by Thomas Scientific)6514F35 of borosilicate glass, with Standard Taper 35/25 socket mouth; without stopper or sample carrier. 6514F40 stopper fits the 500 and 1,000 mL flasks; glass hook tip on lower end; platinum sample carrier not included. Black paper sample wrappers (6514F70) absorb heat quickly for infrared…
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Permanent graduation line Machine-blown bodies Heavy-beaded, heavy-tubing necks are tooled for polyethylene stopper Stopper is made with a closed bottom and is of linear, high-density polyethylene to conform to Standard Taper stopper dimensions
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PYREX Low Form Culture Flasks
CorningMaximum o.d. 250 mm; height 195 mm Takes number 6 1/2 rubber stopper Capacity 2,500 mL
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Short neck Heavy wall 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 carefully controlled to provide the proper balance between thermal expansion and…
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6513C60 stopper was traditionally offered by Thomas for 300/500 mL combustion flasks; glass tip extends 50 mm below ground joint 6513C65 stopper is used for 1,000 mL combustion flasks; glass tip extends 90 mm below ground joint All feature U-shaped platinum gauze with 3 mm opening for insertion…
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Thomas Ogg Combustion Flasks
labForce® (powered by Thomas Scientific)6514F35 Ogg Flask of borosilicate glass, with Standard Taper 35/25 socket mouth; without stopper or sample carrier. 1233S49 Platinum Ogg Sample Carrier has a perforated aluminum sheet. It features a 13 mm deep basket on lower end that takes the paper-wrapped sample. 6514F40 Stopper fits the 1,000…
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Thomas-Schoniger Replacement Combustion Flasks
labForce® (powered by Thomas Scientific)Conical, of heavy-wall borosilicate glass All sizes have Standard Taper 34/28 ground joints and bell-shape lip 65 mm wide x 30 mm deep. 500 mL flask is 195 mm high: 1,000 mL flask, 230 mm. Without stopper or platinum carrier.
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Baffles enhance aeration and agitation of contents of the flask. Unique impeller design ensures optimal stirring. Sidearm designs permit easy access of 25 mL and 50 mL pipets. Reusable Glass Spinner Flask is designed to improve cell growth by keeping the culture media moving and…
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These PYREX® long neck shaker culture flasks are basically Erlenmeyer flasks to which a long straight, rimless neck of heavy tubing has been added. The longer necks reduce the amount of splashed solution reaching the closure. They are ideal for shaker cultures. Their uniform wall thickness…
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Nephelo Culture Flasks
DWK Life Sciences (Wheaton)For use with turbidity meter or nephelometer Scratch and striation free side tube Available with or without cleanout port Autoclavable borosilicate glass that conforms to USP Type I and ASTM E 438 Type I, Class A requirements 38-430 top cap and 20-415 sidearm cap have white styrene…
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PYREX Fernbach Culture Flasks
CorningDesigned for culturing organisms requiring a large surface area to volume ratio Can also be used in serum production Takes stopper size 13 Thomas number 4912L15 features a triple baffle on the bottom outside edges to achieve maximum oxygen transfer to culture medium. NOTE: do…
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Delong style Three baffle indents Designed to provide greater agitation of solution to improve oxygen or gas transfer when used with rotary or reciprocating shakers. Long neck reduces splashing and is designed for two-position polypropylene closures.
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Three Vertical Neck Round Bottom Flasks
DWK Life Sciences (Kimble)Three-neck heavy wall round-bottom flask with Standard Taper outer joints Side necks are vertical Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements
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PYREX Erlenmeyer Shaker Flask
CorningDelong style Extra deep baffles These PYREX Delong style shaker culture flasks have three extra deep baffles designed to provide greater agitation of solutions to improve oxygen or gas transfer when used with rotary or reciprocating shakers. The long neck reduces splashing and is…
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Heavy-duty rim for longer service Narrow mouth Graduated scale indicates approximate volume The Erlenmeyer design is extremely popular and has been modified for numerous lab applications.
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PYREXPLUS® Filter Flask
CorningProtective PVC coating for longer product life and safety Graduated to show approximate capacity Heavy wall Autoclavable (121 °C) and resistant to thermal shock Tubulation O.D. is 10 mm on sizes up through 1,000 mL and 12.5 mm on 2,000 and 4,000 mL sizes (tubing is non-coated).
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PYREX Micro Tubulation Flask
CorningSmall filtering flasks are recommended for microchemical use All flasks have permanent white-enamel marking spots Takes rubber stopper No. 3; 50 mL size, No. 4; 125 mL size, No. 5
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PYREX® Distilling Flasks
CorningSuitable for microchemical applications Side-arm on all sizes is approximately 77 mm below the top of the neck at an angle of 75° Adaptable for use with thermometer calibrated for 76 mm immersion 50 mL flask takes rubber stopper No. 1; 250 mL flasks, stopper No. 3; 500 mL flask, stopper No.…
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Flask Complete 6000 ml
CorningThese PYREX® 6L volumetric flasks provide improved lab convenience, broad selection and precise volume measurement. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 38 Standard Taper pennyhead glass…
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Flask 500 ml
CorningThese 500mL PYREX® three neck flasks have two angled side necks at the same height with 19/22 Standard Taper outer joints and a center neck with a vertical 19/22 Standard Taper joint.
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These flasks are for use in determining phosphoric acid in mixed fertilizer. Flasks feature a wide neck and heavy construction throughout.
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Triple baffled flask has a Delong style 38 mm neck for plastic or stainless steel closures. Triple baffles are located at the center of the flask bottom to achieve maximal oxygen transfer to culture medium. Closures are sold separately.
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Angled Three Neck Round Bottom Flask
DWK Life Sciences (Kimble)Three-neck heavy wall round-bottom flask with Standard Taper outer joints Side necks are angled Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements
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Calibrated to Class A ASTM E-542 and E-288 Supplied with a certificate of identification Traceable to NIST standards The graduation line is sharp and permanent. Large white block letters make it easy to read. Supplied with a Standard Taper stopper.
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Flask Distill Engler 125ml
DWK Life Sciences (Kimble)KIMAX distilling flask. The sidearm tube is sealed at an angle of 75 º from the neck and is 137 ± 3 mm from the bottom of the flask. It is designed from ASTM Specification E133 and intended for use in ASTM D86, D233, D801, and D802.
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Jacketed Double Sidearm Celstir® Spinner Flasks
DWK Life Sciences (Wheaton)The Double-Sidearm Celstir with water jacket allows precise temperature control of its contents when operated with a recirculating water bath. The hose connectors accept 1/4 in (6.35 mm) ID tubing. This unit is made from Wheaton 33 low extractable borosilicate glass that conforms to USP Type I and…
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KIMAX Dissolution Flask
DWK Life Sciences (Kimble)Capacity 1000 mL, 108 mm o.d. x 165 mm high Precision-formed borosilicate glass flask for determining the relative dissolution characteristics of drugs in capsule or tablet form. Flasks are suitable for use with most existing equipment.