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ISO 7990:1985 (R2016)
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ISO 7990:1985 (R2016)
Manganese ores and concentrates — Determination of total iron content — Titrimetric method after reduction and sulfosalicylic acid spectrophotometric methodMore info
| Author | ISO/TC 132 Ferroalloys |
|---|---|
| Editor | ISO |
| Document type | Standard |
| Format | Paper |
| Confirmation date | 2016-02-23 |
| Edition | 1 |
| ICS | 73.060.20 : Manganese ores
|
| Number of pages | 6 |
| Replace | ISO/R 313:1963 |
| Weight(kg.) | 0.1102 |
| Year | 1980 |
| Country | Switzerland |