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Liquid chemical products. Measurement of colour in Hazen units (platinum-cobalt scale)
STANDARD published on 1.1.1993
Designation standards: GOST 29131-91
Publication date standards: 1.1.1993
SKU: NS-391745
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: Russian technical standard
Category: Technical standards GOST
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