Cell. mixed ester membr. filters 0.45 µm, Ø 47 mm, with grid, 100 unit(s)Cell. mixed ester membr. filters 0. 45 m, 47 mm, with grid, UN Nr. 3270 Material: CME, hydrophilic. Autoclavable: yes. Non sterile Versatile membrane made of cellulose acetate and cellulose nitrate mixed ester. Application examples: sterile and clear filtration, particle separation and analysis, microbiological analyses, counting of germs, yeasts, fungi and particle, food biology, air pollutant measurements, etc. High dirt absorbing capacity prevents