The Nalgene® plastic filtering flask is molded in one piece polypropylene to withstand full vacuum to 30 inches Hg. The 45 degree angle of vacuum tubing hose barb fitting prevents tipping. Barbed adapter accepts 1/4 to 3/8 inch I.D. tubing. These plastic filtering flasks are graduated and have an oval marking area. Erlenmeyer flasks also accept standard rubber stoppers. Fully autoclavable for sterile applications. Nalgene DS4101 Series.
Millipore® replacement vacuum filtering flasks are used with both Millipore and competing brands of vacuum filter holder assemblies. Borosilicate glass construction with heavy walls withstand repeated vacuum use for long term laboratory use. Flasks accept standar size perforated rubber stoppers for filter holder attachment prior to filtering. Choose from a variety of sizes to suit the volume of filtrate of your sample.
Wheaton® glass Erlenmeyer shaped filtering flask is manufactured from Wheaton 33 borosilicate glass which conforms to USP Type I and ASTM E-438 Type I, Class A requirements. Filtering flasks are ideal for use with Wheaton glass filter holder assemblies.