BS 4427-5:1974(2011) Methods of test for Sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use — Part 5 : Determination of particle size distribution
1974BS 4427-5:1974 Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use - Determination of particle size distribution