標準號：ISO 673-1981
中文標準名稱：肥皂 乙醇不溶物含量的測定
英文標準名稱：Soaps; Determination of content of ethanol-insoluble matter
標準類型：Y40;Y43
發布日期：1999/12/31 12:00:00
實施日期：1999/12/31 12:00:00
中國標準分類號：Y40;Y43
國際標準分類號：71.100.40
適用范圍：The soap is dissolved in ethanol, filtrated and the undissolved residue is weighed. The constituents not dissolved correspond to the additives and foreign matter, of low solubility or insolubility in 95 % (V/V) ethanol, added to soaps and also to substances in all soap formulations, such as alkali carbonates and chlorides, borates, perborates, suphates, silicates, phosphates etc. It also may consist of organic substances like starches, dextrins, caseins, sugars, cellulose derivatives, alginates, etc.