ISO 5890:1981
Manganese ores and concentrates — Determination of silicon content — Gravimetric method
Manganese ores and concentrates — Determination of silicon content — Gravimetric method
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Количество страниц:
- 2
- Дата публикации:
- 1 мая 1981 г.
- Издание:
- ISO IS 5890 edition 1 version 1
- ICS:
- 73.060.20
The method is applicable to products having a silicon content greater than 0,5 % (m/m) and a fluorine content not more than 0,1 % (m/m). Should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, procedure and expression of results.
Abstract
Overview
ISO 5890:1981 specifies a gravimetric method for the determination of in . The procedure is intended for samples with silicon (Si) content greater than and fluorine not exceeding . The standard defines the analytical principle, required reagents and apparatus, the stepwise procedure and how results are expressed. is to be read in conjunction with (general instructions for chemical analysis of manganese ores).
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