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Certified for water quality work, this sterile, disposable, polystyrene filter unit contains a 47 mm, 0.45 µm cellulose nitrate membrane for superior recovery and growth of microorganisms. If offers g

For isolation and enumeration of stressed organisms (Pseudomonas species). High retention and flow rate. Certified for use in membrane filtration analysis. White polyethersulfone media. STerile and in

Provides contrast for microbiological and particulate analysis. Modified polyethersulfone creates dark background for excellent contrast useful in enumerating opaque colonies and light-covered particu

Dispenser provides superior convenience and assures sterility. Unique one press on the lever and a sterile membrane is presented (horizontally and inverted) for efficient and convenient assembly. The

Dispenser provides superior convenience and assures sterility. Unique one press on the lever and a sterile membrane is presented (horizontally and inverted) for efficient and convenient assembly. The