
Water quality. Physical, chemical and biochemical methods. Determination of the sum of calcium and magnesium: EDTA titrimetric method
出版:British Standards Institution

專家解讀視頻
Applicable to ground waters, surface waters and drinking waters. It is not intended for use with effluents and waters having a high concentration of salts such as sea waters. The lowest concentration that can be determined is 2 mg/l.
? British Standards Institution 2013
ISO 6059:1984 - Identical