Determination of lead in ore by 2-[(5-bromine-2-pyridine)-azo]-5-diethylaminophenol spectrophotometry with potassium bisulfate precipitation separation
WANG Ji-yan, LIU Mian, YAN Hong-ling, LIAN Wen-li, ZHANG Fan
Metallurgical Analysis ›› 2016, Vol. 36 ›› Issue (4) : 71-75.
Determination of lead in ore by 2-[(5-bromine-2-pyridine)-azo]-5-diethylaminophenol spectrophotometry with potassium bisulfate precipitation separation
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