HG 5-1605-1985 Determination method for acid insoluble matter, phosphorus, iron, aluminum, calcium, magnesium, zinc and copper in scale and corrosion products of industrial circulating cooling water (English Version)
1970HG 5-1605-1985 Determination method for acid insoluble matter, phosphorus, iron, aluminum, calcium, magnesium, zinc and copper in scale and corrosion products of industrial circulating cooling water