Filter units with nylon membrane, Ø 90 mm, pore size 0.2 µm, 1000 ml, 12 unit(s)Filter units with nylon membrane, 90 mm, pore size 0. 2 m, 1000 ml Sterile Ideal for sterile filtration of culture media and sensitive cell and tissue cultures. Alcohol resistant nylon membranes with extremely low content (<0. 5 percent by weight) of extractable substances and high flow rates with short filtration times. Hydrophilic and free of surfactants. Type: Red colour coding Filtration units made of PS Graduated filter upper sections and filter