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.
ISO 1614:1976Stage: 95.99
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