Cole-Parmer Vacuum Filtration Holder: membrane size, 25mm

No. 5 stoppers fit standard 125-mL flasks; no. 8 stoppers fit 1-L flasks. Order no. 8B stopper 02924-02 separately at right to fit filter holders 02920-00 and 02921-00 to manifolds above. Filter holder 02923-10 is ideal for sterility testing of antibiotics and pharmaceuticals by bad microscopic organisms retentive method described in USP XXI. This model includes funnel, filter base, aluminum clamp, and stopper. Model 02923-20 with sintered-glass membrane support meets EPA specifications for use in the Hazardous Waste Toxicity Test. Holder 02923-00, with stainless steel (SS) membrane support, provides ultraclean filtrate-screen does not shed particles. SpecificationsFiltration Lab Filters Diameter (mm): 25 Filtration Lab Filters Filtration Areacm2: 1.1 Filtration Lab Filters Funnel Size, mL: 100 Filtration Lab Filters Diameter (cm): 2.5 Filtration Lab Filters Membrane Support: Sintered Glass Filtration Lab Filters Stopper Number: No. 5 Description: Vacuum Filtration Holder membrane size, 25mm

• Optimize your vacuum filtration process
• Model 02923-20 meets EPA specifications for Hazardous Waste Toxicity Test
• Autoclavable
• Supplied with an aluminum clamp and a silicone rubber stopper
• 8B stopper 02924-02 separately at right to fit filter holders 02920-00 and 02921-00 to manifolds above