These microfiltration components are designed for the filtration of aqueous liquids. They may be used for the filtration of cell culture media, buffers or for particulate analysis of water samples. Units have coarse porosity frits, and accommodate 47mm filters. The components are interchangeable with competitive product offerings. Apparatus includes: 300 mL funnel, 47mm fritted glass support base, aluminum clamp and #8 silicone stopper. Replacement parts: 300 mL funnel 47mm Cat. No. 33971-300, 47mm fritted glass support base Cat. No. 33972-B, aluminum clamp Cat. No. 33975-C. Accessories parts: 1000 mL funnel 47mm Cat. No. 33971-1L, PYREX® 1L Heavy Wall Filtering Flasks with sidearm tubulation Cat. No.5340-1L and PYREX® 4L Heavy Wall Filtering Flasks with sidearm tubulation Cat. No. 5340-4L.