STN 420647-5 (420647)

Chemical analysis of non-ferrous metals and alloys. Tungsten. Determination of silicon dioxide by the photometric method

STANDARD published on 1.4.1989

Czech -
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The information about the standard:

Designation standards: STN 420647-5
Classification mark: 420647
Catalog number: 61948
Publication date standards: 1.4.1989
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Slovak technical standard
Category: Technical standards STN