Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use. Separation by column chromatography and determination of the different phosphate forms.
NORMA vydána dne 28.2.1983
Designation standards: BS 4427-11:1983
Publication date standards: 28.2.1983
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: British technical standard
Kategorie: Technické normy BS
Determination of ortho-, pyro- and tripolyphosphates, and higher condensed phosphate forms, in the absence of $7Itetra$7R- and $7Ipenta$7R-metaphosphates. Status: Confirmed