Features and Benefits 100% pure polypropylene material, without any chemical infectant. Extensive applicability, good chemical compatibility. High flow, low differential pressure, and high dirt holding capacity. Longer service life Technical Parameter Filter ratings (micron) : 1 , 3 , 5 , 10 , 20 , 30 , 60 Applicable pH value : 1-13 Maximum pressure difference against which it can resist (25 degree c) Positive direction : 0.42Mpa Reverse direction : 0.42 Mpa Working temperature less than 70 degree c, (pressure difference : 0.25Mpa ) Steam sterilizing at 125 degree c, 0.5h each time. Characteristics: High filtration precision Large flux and small pressure difference precision Long service life length:5",9.87",10",19.8",20",30",40" precision:0.5micron,1micron,5micron,10micron,20micron, 50micron,100micron,150micron,200micron Applicable fields Electronic industry: pre-filter for ultra pure water etc. Food & beverage industry: filter of mineral water, wines and fruit juice etc. Medicine industry: filter of drug liquid, gases etc. Chemical industry: filter of organic solvent etc. Petroleum industry: filter for oil-field flooding.