Standard Number: YB/T 4726.7-2021(YB/T4726.7-2021)
Chinese:含铁尘泥 全铁含量的测定 三氯化钛还原重铬酸钾滴定法
English:Determination of total iron content of iron-containing dust and mud Titanium trichloride reduction potassium dichromate titration method
Effective Date:2021-07-01
Standard Applicability:This part specifies the method for the determination of total iron content in iron-containing dust and sludge by potassium dichromate titration. This part applies to the determination of total iron content in iron containing dust sludge. Determination range (mass fraction): 20%～75%.
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