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ISO 1388-10:1981 Ethanol for industrial use -- Methods of test -- Part 10 : Estimation of hydrocarbons content -- Distillation method
standard by International Organization for Standardization, 11/01/1981
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The principle is based on distillation of a test portion in the presence of water, addition to the distillate of a saturated sodium chloride solution and measurement of the volume of insoluble hydrocarbons. A Hempel fractionating column with Liebig condenser is used for the distillation. - International Standards ISO 1388/1 to ISO 1377/12 cancel and replace ISO Recommendation R 1388-1970 of which they constitute a technical revision.