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Norm
ISO 7980:1986
Issue date: 1986 05 01
Water quality — Determination of calcium and magnesium — Atomic absorption spectrometric method
The procedure is intended for the analysis of raw and drinking waters and can be used for waters having a calcium content of up to 50 mg/l and a magnesium content of up t...
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Valid
Publisher:
International Organization for Standardization
Format:
Digital | 3 Pages
Language:
English
ICS
The procedure is intended for the analysis of raw and drinking waters and can be used for waters having a calcium content of up to 50 mg/l and a magnesium content of up to 5 mg/l. For samples containing higher concentrations of calcium or magnesium a smaller volume of the sample must be taken for the analysis.