... of chemical compatibility; With series of aperture and DuoZhong interface form.2. The main technical parametersFiltration accuracy 0.1, 0 ... .2, 0.45, 0.65, 0.85, 1, 3, 5, 10, ... M2 (10 ' '), 1.0 M2 (20 ' '), 1.5 M2 (30 ' '), 2.0 M2 (40 '")3. Filter socket have flat crush, insert ...