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Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use. Determination of particle size distribution.
STANDARD published on 7.6.1974
Designation standards: BS 4427-5:1974
Publication date standards: 7.6.1974
SKU: NS-67610
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: British technical standard
Category: Technical standards BS
Mechanical sieving of a test portion under fixed conditions and weighing of each of the fractions. Status: Confirmed
29.9.1989
28.2.1969
7.6.1974
28.2.1974
31.5.1983
28.2.1974
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