mf75 tissue culture filter units nylon membrane sterile, nalgene
units are designed for applications requiring low extractables. they feature 11/2-turn threaded screw closure that guarantees a leakproof seal and eliminates ph shift in receiver. naturally hydrophilic, tissue-culture grade nylon membrane exhibits less than 0.5% extractables by weight, contains no wetting agents, and is alcohol-resistant. graduated polystyrene upper chamber and receiver. side arm features a cellulosic vent plug and quick-disconnect tubing adapter. filter cup is printed with catalog number, lot number, membrane material, pore size, and expiration date. radiation sterile. certified nonpyrogenic and noncytotoxic. note: for laboratory use only. not for in vitro diagnosis or parenterals.