90.93 Standard confirmed Apr 4, 2023
ISO
ISO/TC 147/SC 2 Physical, chemical and biochemical methods
International Standard
13.060.50 Examination of water for chemical substances
Published
Applies to the determination of low concentrations of bismuth active substances. The method is suitable for influents and effluents of sewage treatment plants and waste water. When investigating surface waters it may be necessary to handle large sample volumes.
PUBLISHED
ISO 7875-2:1984
90.93
Standard confirmed
Apr 4, 2023