SIST ISO 5997:2001 PDF
Chromium ores and concentrates -- Determination of silicon content -- Molecular absorption spectrometric method and gravimetric method
Chromium ores and concentrates -- Determination of silicon content -- Molecular absorption spectrometric method and gravimetric method
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Количество страниц:
- 5
- Дата публикации:
- 1 июня 2001 г.
- ICS:
- 73.060.30
- Технический комитет:
- IRUD - Mining
The molecular absorption spectrometric method (A) is applicable to products having silicon contents from 0,05 to 0,5 % (m/m), the gravimetric method (B) is applicable to products having silicon contents from 0,5 to 15 % (m/m). ISO 5997 should be read in conjunction with ISO 4297. Specifies among other things principle, reagents, apparatus, procedure, spectrometric measurement (method A only) and expression of results.
Abstract
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