BS 4427-1:1969
$86.31
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use – Determination of matter insoluble in water in sodium tripolyphosphate
Published By | Publication Date | Number of Pages |
BSI | 1969 | 8 |
This Part of BS 4427 describes a method for the determination of the matter which is insoluble in water in sodium tripolyphosphate for industrial use.
Dissolution of test sample and separation of any insoluble matter by filtration, drying at 110±5°C and weighing.