... 0.5mmCertification: ISO:9000:2001Application: The products are made in different type for the progress of distillation.sorption evaporation ... to clear up the fog drip and liquid form in petroleum,chemical,fertilizer,medicine,dye,metallurgy,construction,shipping,environmental protection, ... YSZZ-88-91 steam fluid strainer standard (increased specification in 79 standards)Q/SG12-88-91 steam fluid strainer ...