This standard specifies the determination of the iodine value of surfactants by the Wijs method. This standard is applicable to the determination of iodine value of unsaturated fatty acids, alcohols, amines, animal and vegetable oils and surfactants made from them.
GB/T 13892-1992 history
2020GB/T 13892-2020 Surface active agents—Determination of iodine value
2012GB/T 13892-2012 Surface active agents.Determination of iodine value
1992GB/T 13892-1992 Surface active agents.Determination of iodine value