717620

ISO 3705:1976

Sulphur for industrial use -- Determination of arsenic content -- Silver diethyldithiocarbamate photometric method

standard by International Organization for Standardization , 09/01/1976

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Full Description

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.

 

Product Details

Published:
09/01/1976
Number of Pages:
2
File Size:
1 file , 210 KB
Note:
This product is unavailable in Ukraine, Russia, Belarus