... is constructed of fine polypropylene media and nonwoven support materia pp pleated filter cartridgesFeatures Excellent chemical compatibility. Suitable for filtering organic ... .45um, 1um, 3um, 5um, 10um, 20um, 30um, 50um Length: 5, 10, 20, 30, 40 Outside diameter: 69mm, 83mm, 131mm Maximum operating ...