Filter Funnel with Clamp. Nalge
Manufacturer: Nalgene (Thermo Scientific)
Durable, break-resistant polysulfone filter funnel complete with clamp for use in microbial and particulate analysis. Same funnel design as glass funnels " but break resistant. Clear polysulfone is non-toxic, exhibits low protein binding and is easy to clean. Upper reservoir is graduated in 25-mL increments from 100 to 250 mL. No leakage or bypass even after autoclaving. Membrane support plate firmly holds 47-mm membrane. Snug-fitting cover has three ports, each fitted with friction-fit cap. Spring-loaded clamp holds funnel and stem together yet allows easy access for retrieval and replacement of membrane. Clamp allows one-handed operation. Funnel may be used with any filtering flask or filter manifold which accepts a No. 8 rubber stopper with a 9/16-in. (15-mm) hole (F2671-2). 3-Place manifold is not supplied. WARNING! All NALGENE Filterware is for research use only, not for in vitro diagnosis or parenterals.