- All polypropylene pleated filter cartridge- Thermal bonded construction ensure integrity- All material are FDA listed for food contact use- Can be autoclaved or steam sterilizedMaterials Polypropylene filter medium Polypropylene cage, core and adaptorsApplications Chemicals Solvents Cosmetics Coatings Photo emulsions DI/RO water Cartridge specifications I.D/O.D 33mm/68mm, 28mm/63mm Length 5" - 40" Grade 0.1micron - 40micronCartridge style DOE 222 /Flat 222 /Fin 226 /Flat 226 /Fin