Corning PYREX 5340 (and Equivalent) 4L Filtration Flask with Sidearm Tubulation

Price is for one flask - other equivalent flasks may be available as well. Rubber stopper and tubing is NOT included but may be available at extra cost - please inquire directly for availability and pricing.

Corning 5340-4L PYREX - These PYREX 4000mL filtration flasks have sidearm tubulations and are blown in special molds designed to give maximum mechanical strength. Withstands full vacuum (to 30"Hg). For convenience, the flasks are graduated to show approximate capacity. The neck finish affords an excellent fit for rubber stoppers (#12). Tubulation OD is 12.5mm.

Kimble Kontes Ultra-Ware 953760-4002 - These Erlenmeyer-style flasks are manufactured from heavy-wall borosilicate glass to ensure the mechanical strength needed for vacuum filtration and designed for vacuum to 29” of mercury. Steam-autoclavable KimCote safety coating reduces the hazards of shattered glass and leakage of toxic or corrosive chemicals. The 4 liter flasks have a No. 8 stopper joint (stoppers sold separately). All flasks have a side arm for connection to 3/8 in. (9 mm) I.D. flexible tubing. Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements.

VWR 89000-390 - Flasks feature a heavier wall than standard Erlenmeyer flasks, and withstand vacuum to 1atm or 760mm Hg (29in. Hg). Side hose connection on 25mL through 500mL flasks accepts 7.9mm (5/16") I.D. flexible tubing; sizes 1000mL and larger accept9.5mm (3/8") I.D. tubing. Meet ASTM Specification E1406, Type II, Class I requirements.