Ferro-silicium, ferro-silico-manganèse et ferro-silico-chrome — Dosage du silicium — Méthode gravimétrique

The method is applicable to alloys containing from 8 to 95 % (m/m) silicon. Specifies principle, reagents, apparatus, sample, procedure, expression of results, reproducibility and test report. Warns of perchloric acid fumes.