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Chinese Standard: GB/T 15452-2009

Industrial circulating cooling water—Determination of calcium and magnesium—EDTA titration method

NEQ  ISO 6059:1984

全国化学标准化技术委员会水处理剂分会(SAC/TC 63/SC 5)

本标准规定了工业循环冷却水中钙、镁离子含量的测定方法。
本标准适用于工业循环冷却水中钙含量在2 mg/L~200 mg/L,镁含量在2 mg/L~200 mg/L的测定,也适用于其他工业用水及原水中钙、镁离子含量的测定。

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