... strong acid-resistant ,weak alkali-resistant ,etc. Polyester filter cloth includes Terylene Filament and staple fiber.1 It ... . It is easily hydrolyzed in strong alkali.2 Polyester filter cloth Material property: acid-resistance, weak alkali-resistance, ... .3 Usage: pharmaceutical, food, chemicals, metallurgy, filter machine in industry, filter cloth in centrifuge4 Storage:Stored in dry well ventilated ...