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Manganese ores and concentrates. Determination of sodium and potassium contents. Flame atomic absorption spectrometric method
STANDARD published on 1.2.1993
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Designation standards: STN ISO 7969
Classification mark: 441575
Catalog number: 63228
Publication date standards: 1.2.1993
SKU: NS-545107
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Slovak technical standard
Category: Technical standards STN
Tato mezinarodni norma urcuje metodu atomove absorpcni spektrometrie pro stanoveni sodiku a drasliku v manganovych rudach a koncentratech. Metoda je pouzitelna pro rudy a koncentraty s obsahem sodiku od 0, 02 procenta do 1,0 procenta (m/m) a s obsahem drasliku od 0,08 procenta do 3,0 procent (m/m). Tato norma plati ve spojeni s ISO 4297.
WITHDRAWN
1.11.1992
1.10.1993
1.12.1992
1.11.1993
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1.1.1993
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