硫酸氢钾沉淀分离—2-(5-溴-2-吡啶偶氮)-5-二乙氨基苯酚光度法测定矿石中铅
王冀艳,刘 勉,闫红岭,连文莉,张 帆
冶金分析 ›› 2016, Vol. 36 ›› Issue (4) : 71-75.
硫酸氢钾沉淀分离—2-(5-溴-2-吡啶偶氮)-5-二乙氨基苯酚光度法测定矿石中铅
Determination of lead in ore by 2-[(5-bromine-2-pyridine)-azo]-5-diethylaminophenol spectrophotometry with potassium bisulfate precipitation separation
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