ISO 1552:1976
ISO 2120:1972
ISO 2121:1972
ISO 3425:1975
ISO 3426:1975
ISO 3704:1976
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ISO 3705:1976
Sulphur for industrial use — Determination of arsenic content — Silver diethyldithiocarbamate photometric method
Automatically translated name:
Sulphur for industrial use -- Determination of arsenic content -- Silver diethyldithiocarbamate photometric method
STANDARD published on 1.9.1976
The information about the standard:
Designation standards: ISO 3705:1976
Publication date standards: 1.9.1976
SKU: NS-431493
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: International technical standard
Category: Technical standards ISO
The category - similar standards:
Annotation of standard text ISO 3705:1976 :
Description / Abstract: 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.
Similar standards:
1.4.1976
1.6.1972
1.7.1972
1.10.1975
1.7.1975
1.9.1976
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