皮皮学，免费搜题
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【单选题】
铝盐药物的测定常应用配位滴定法,做法是加入过量的 EDTA ,加热煮沸片刻后, 再用标准锌溶液滴定,该法的滴定方式是
A.
直接滴定法
B.
置换滴定法
C.
返滴定法
D.
间接滴定法
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