Résumé
Method I is applicable to manganese ores having chromium contents less than 0.1 % (m/m), method II is applicable to manganese ores having chromium contents greater than 0.1 % (m/m). This second edition cancels and replaces the first edition (i.e. ISO 619-1975). Should be read in conjunction with ISO 4297.
Informations générales
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État actuel: PubliéeDate de publication: 1981-12Stade: Norme internationale confirmée [90.93]
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Edition: 2Nombre de pages: 5
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Comité technique :ISO/TC 132ICS :73.060.20
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