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download between 0-24 hoursReleased: 1984
ISO 5997:1984
ISO 5997:1984-Chromium ores and concentrates — Determination of silicon content — Molecular absorption spectrometric method and gravimetric method
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| Standard´s number: | ISO 5997:1984 |
| Pages: | 5 |
| Edition: | 1 |
| Released: | 1984 |
DESCRIPTION
ISO 5997:1984
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.