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>ISO 7969:1985-Manganese ores and concentrates — Determination of sodium and potassium contents — Flame atomic absorption spectrometric method
sklademVydáno: 1985
ISO 7969:1985-Manganese ores and concentrates — Determination of sodium and potassium contents — Flame atomic absorption spectrometric method

ISO 7969:1985

ISO 7969:1985-Manganese ores and concentrates — Determination of sodium and potassium contents — Flame atomic absorption spectrometric method

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Označení normy:ISO 7969:1985
Počet stran:5
Vydání:1
Vydáno:1985
DESCRIPTION

ISO 7969:1985


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.