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Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use. Determination of loss on ignition.
STANDARD published on 28.2.1969
Designation standards: BS 4427-4:1969
Publication date standards: 28.2.1969
SKU: NS-67609
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: British technical standard
Category: Technical standards BS
Ignition at 550±25°C to constant mass. Status: Confirmed
30.11.1982
30.6.1989
28.2.1969
29.9.1989
7.6.1974
7.6.1974
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