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ISO 7969:1985

Manganese ores and concentrates — Determination of sodium and potassium contents — Flame atomic absorption spectrometric method
7. 11. 1985.

Опште информације

90.93     25. 3. 2022.

ISO

ISO/TC 132

Međunarodni standard

73.060.20  

francuski   engleski  

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Apstrakt

The method is applicable to products having sodium contents from 0,02 to 1,0 % (m/m), and potassium contents from 0,08 to 3,0 % (m/m). ISO 7969 should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, sampling, procedure and expression of results.

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TRENUTNO

OBJAVLJEN
ISO 7969:1985
90.93 Odluka o potvrđivanju standarda
25. 3. 2022.