1 Prezentul standard stabile?te metodele de determinare a con?inutului de mangan din minereuri .?i concentrate de cupru, plumb, zinc, bismut, molibden, pirit? ?i sulfuri complexe.
2 ?n func?ie de con?inutul de mangan, metodele se aplic? astfel:
STAS 1269/24-1984 history
1984STAS 1269/24-1984 COPPER, LEAD, ZINC, BISMUTH, MOLYBDENUM, PYRITE AND COMPLEX SULPHIDE ORES AND CONCENTRATES Determination of manganes content