標準號：ISO 3705-1976
中文標準名稱：工業用硫磺 砷含量的測定 二乙基二硫代氨基甲酸銀光度法
英文標準名稱：Sulphur for industrial use; Determination of arsenic content; Silver diethyldithiocarbamate photometric method
標準類型：G10
發布日期：1999/12/31 12:00:00
實施日期：1999/12/31 12:00:00
中國標準分類號：G10
國際標準分類號：71.060.10
適用范圍：Applicable to products having As contents equal or more than 0.5 mg/kg. In a well-ventilated cupboard, dissolution of a test portion in carbon tetrachloride. Oxidation of sulphur by bromine and nitric acid. Heating in a boiling water bath to eliminate the exess of bromine, carbon tetrachloride and nitric acid. The analysis is carried out according to ISO 2590. The replacement of some reagents shall be noted.