
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate).. Determination of iron content.
STANDARD published on 28.2.1969
Designation standards: BS 4427-3:1969
Note: WITHDRAWN
Publication date standards: 28.2.1969
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Category: Technical standards BS