Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial useSeparation by column chromatography and determination of the different phosphate forms.
NORMA vydaná dňa 30.7.1976
Designation standards: BS 4427-11:1976
Note: NEPLATNÁ
Publication date standards: 30.7.1976
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS