ISO 9681:1990 PDF
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Manganese ores and concentrates — Determination of iron content — Flame atomic absorption spectrometric method
The method is applicable to products having an iron content between 0,2 % (m/m) and 10 % (m/m). ISO 9681 should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, sampling and samples, procedure, and expression of results.
| Edition | 1990 |
|---|---|
| Published Date | 1990 |
| Published By | International Standardization Organisation |
| Page Count | 4 |
