This standard specifies the determination of arsenic content in imported and exported industrial glycerin. This standard is applicable to the analysis of glycerin samples with arsenic content ranging from 0.1 mg/kg to 2.0 mg/kg.
SN/T 0839.8-1999 history
1999SN/T 0839.8-1999 Industrial glycerols for import and export.Determination of arsenic content.Silver diethyldithiocarbamate photometric method