This standard has been reviewed* and then confirmed in 2012.
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.
Edition: 1 (Monolingual) ICS: 71.080.60 Status: Published Stage: 90.93 (2012-08-31) TC/SC: ISO/TC 47 Number of Pages: 5
Revises: ISO/R 1388:1970