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Attention Thomas Scientific Customers

Due to current pandemic, lead times for PPE items are longer than what is listed on our website. Please expect shipping delays of all PPE products during this time.

  • The strength of these flasks has been increased appreciably through machine-blown bodies. Sealed, heavy-beaded, heavy-tubing necks are tooled for snap-cap fit. Graduation line is sharp, permanent and large; white block letters make the inscription easy to read. 1 mL and 2 mL sizes are…

  • For use in vacuum filtration applications Withstands full vacuum (to 30” Hg) With hose barb for 1/4” I.D. tubing

  • 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

  • Disposable flasks feature wide, easily accessible mouths All flasks have Sterility Assurance Level (SAL) of 10 -6 Non-binding Wide, easy access mouth Made from optically clear polycarbonate Sizes from 125 mL to 1 L Certified non-pyrogenic Non-baffled bottoms Certified…

  • These PYREX® wide mouth Erlenmeyer flasks are especially recommended for use as titration flasks and are designed with heavy duty rims to reduce chipping. For convenience, these flasks are graduated in durable white enamel to show the approximate capacity and have an extra large marking…

  • Suitable for shaker culture applications Optically clear polycarbonate Sterilized by gamma irradiation Certified nonpyrogenic Certified RNase- and DNase-free Corning Baffled Erlenlenmeyer Flasks are for use in shaker culture applications. Models are available with vent caps…

  • Without tubulation blown in special molds, designed to give maximum mechanical strength Graduated to show approximate capacity Permanent white-enamel graduations and marking spots Sizes from 250 mL to 4,000 mL

  • Micro Filtering Flasks These PYREX® VISTA™ micro filtering flasks are recommended for microchemical use. The vacuum hose is attached to the flask's sidearm. A funnel is inserted into the neck of the flask through a ground joint or rubber stopper. The applied vacuum facilitates the…

  • Disposable flasks feature wide, easily accessible mouths Optically clear polycarbonate Baffled and non-baffled bottoms available Sterile and certified non-pyrogenic Fernbach design 4907K36, 4907K49, 4907K30, and 4907K48 are certified RNase- and DNase-free Designed for…

  • Full length 24/40 joint on all sizes except 50 mL, which has Standard Taper 19/38 joint Graduated scale indicates approximate volumes Extra large marking space

  • Narrow mouth PYREX VISTA Erlenmeyer flasks have uniform wall thickness, which provide the proper balance between mechanical strength and thermal shock resistance. Approximate graduations are in durable blue enamel. An extra large marking space is also provided. The Erlenmeyer flasks are designed to…

  • 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…

  • This is a 1L PYREX® replacement flask with a 29/42 outer Standard Taper joint for the No. 3840-XL 1L extractor system. The tubulation O.D. on the condenser is 10mm.

  • 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…

  • 150 cm 2 cell growth areas Canted neck style U-Shaped Flask Style Non-pyrogenic Sterilized by gamma irradiation Optically clear virgin polystyrene material Corning cell culture flasks are manufactured under strict process controls for consistent product performance. …

  • 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…

  • PYREX VISTA flat bottom boiling flasks have full length outer 24/40 Standard Taper joints, but with shorter necks. Wall thicknesses are controlled to provide balance between thermal expansion and mechanical strength for greater shock resistance. The flat bottom boiling flasks are designed to ASTM E-1403.

  • 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.

  • Plug-seal screw caps Graduated Neck opening: 29 mm Ideal for all media prep and storage needs. Easy to use with larger volume serological pipets.

  • Transluscent flask is supplied with tapered polypropylene stopper with an individually calibrated graduation line. The product is manufactured to Class B tolerances as defined by ISO 1042. Exposure to temperatures above 60°C may affect accuracy. Recommended routine cleaning up to 60ºC will…

  • 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…

  • Corning PETG Erlenmeyer flasks are sterile, single-use, and ideal for all shaker culture applications. The addition of PETG to Corning's broad range of polycarbonate Erlenmeyer flasks, offers the option to choose the flask material that best suits the experimental application and cell line.…

  • Calibrated "to contain" at 20°C Accuracy tolerances approximately twice those specified for Class A

  • Microvolumetric Class A flasks are individually serialized and supplied with a Certificate of Identification and Capacity.  Flasks are designed for microchemical work in accordance with the recommendations of the Committee of Microchemical Apparatus, Analytical Division of the A.C.S. To…

  • Calibrated "to contain" Red stripe, through which capacity mark is etched for legibility and permanence Barrel-shaped Standard Taper glass stoppers

  • These PYREX® Erlenmeyer flasks with phenolic screw caps are ideal for use as a shaker flask or for mixing, media prep and storage needs. Impact resistant caps with 24-410 GPI threads are equipped with cemented-in, inert white rubber liners which are resistant to steam sterilization. Their…

  • These 100mL PYREX(r) round bottom boiling flasks have long necks with tooled mouths and take a rubber stopper. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for…

  • Vacuum-gas plasma tissue culture-treatment provides consistent cell attachment, spreading and growth Sterilized by gamma radiation Non-pyrogenic Volumetric graduations and writing patch Phenolic caps contain non-toxic liners Manufactured under a registered ISO 9001 Quality…

  • 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…

  • Helps adapt cells to reduced serum or serum-free conditions 25, 75 or 150 cm 2 sizes 10, 60 or 210 mL maximum working volumes Rectangular canted neck cell culture flasks have been treated with a patented Corning® CellBIND surface treatment for optimal cell attachment.…

  • These PYREX® EZ Access™ wide mouth volumetric flasks are calibrated to Class A tolerances and are designed for microchemical work. The heavy duty, wide mouth facilitates filling and mixing. Supplied with interchangeable Standard Taper PYREX® ground glass stopper. The graduation line…

  • Designed 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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