Le dernier examen de cette norme date de 2021.
Cette édition reste donc d’actualité.
Résumé
PrévisualiserThe principle of the method specified is heating a weighed quantity of homogenized sample in a clean platinum basin, removing the combustible material by burning, finally removing the carbon by heating, fusing the residue with a dilithium tetraborate/lithium fluoride flux, digesting the fused mixture in a solution of tartaric acid and hydrochloric acid, dilution to volume with water, measuring the solution by ICPES or AAS. The method is applicable for concentrations between 5 mg/kg and 150 mg/kg for aluminium and 10 mg/kg and 250 mg/kg for silicon.
Acheter cette norme
fr
Format | Langue | |
---|---|---|
std 1 61 | ||
std 2 61 | Papier |
- CHF61
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