NF ISO 7990
Manganese ores and concentrates. Determination of total iron content. Titrimetric method after reduction and sulfosalicylic acid spectrophotometric method.
| Fecha edición: |
1986-12-01
En Vigor
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| Idiomas disponibles: | Francés |
| Keywords: | MANGANESE ORES|CONCENTRATES|CHEMICAL ANALYSIS|DETERMINATION OF CONTENT|TOTAL IRON|REDUCTION (CHEMISTRY)|SPECTROPHOTOMETRIC ANALYSIS|SULPHOSALICYLIC ACID |
| ICS: | 73.060 - Minerales metalíferos y sus concentrados, 73.060.20 - Minerales de manganeso, 73 - MINERIA Y MINERALES |
| CTN: |










