Numéro de référence
ISO 1614:1976
ISO 1614:1976
© ISO 2024
ISO 1614:1976
Glycérines à usage industriel — Échantillons et technique des essais — Généralités
Edition 1
1976-02
1976-02
Annulée
Résumé
The procedures specified are applicable to the analysis of crude or distilled glycerols having a glycerol content greater than 75 % (m/m). The methods relate to determination of alkalinity or acidity, determination of sulphated ash, determination of water, determination of density at 20 °C, determination of ash, arsenic, and glycerol. - Replaces ISO Recommendation R 1614-1970.