NALGENE® 153 Tissue Culture Filter Units – 250mL Capacity, polystyrene housing, nylon membrane

Feature the leakproof NALGENE® 1-1/2 turn threaded screw closure. Radiation–sterilized, non-pyrogenic, non-cytotoxic. Tissue culture-grade nylon membrane has extremely low levels of extractables (less than 0.5% by weight), is naturally hydrophilic and contains no wetting agents. Membrane is also alcohol-resistant. Graduations on both uppers and receivers. The side arm features a cellulosic vent plug and a quick-disconnect tubing adapter. Membrane pore size and material are clearly marked on the RED collar. All membranes are white. Sterile/Graduated.