I.W. Tremont Microbiological filtration monitor units, disposable, 100 ml, MCE membrane filter 0.45μm, white, gridded, not welded, sterile, 50 pc/PAK

Sterile assembly combines a 100ml filtration unit and petri dish with lid (crystal polystyrene). A preloaded 0.45um mixed cellulose ester gridded 47mm membrane,. The lid includes a built-in magnification lens PK50