This standard specifies the determination method of magnesium in industrial circulating cooling water. This standard is applicable to the determination of magnesium content in industrial circulating cooling water of 0.1-50mg/L, and also applicable to the determination of magnesium content in various industrial water, raw water and domestic water.
GB/T 14639-1993 history
2021GB/T 14636-2021 Determination of calcium and magnesium in industrial circulating cooling water and scale—Atomic absorption spectrometric method