ISO 1698:1977 PDF

Specifies the sampling, the determination of distillation characteristics, the determination of density at 20 °C, the determination of crystallizing point, the determination of residue on evaporation, the determination of water and the determination of acidity. The determination of distillation characteristics indicates the difference between the temperatures corresponding to the collection of two volumes of destillate, V0 and V1. These two volumes will be indicated in the specification of product agreed between the interested parties. Replaces ISO Recommendation R 1698-1970.