Résumé
The method consists in treating of the total ash (see ISO 749) with hydrochloric acid, to remove the portion soluble in this reagent, then incinerating and weighing of the residue and replaces ISO Recommendation R 735-1968.
Informations générales
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État actuel: PubliéeDate de publication: 1977-10Stade: Norme internationale confirmée [90.93]
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Edition: 1Nombre de pages: 2
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Comité technique :ISO/TC 34/SC 2ICS :67.200.20
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