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利用NH4P和HAc缓冲溶液掩蔽Mn,用配位滴定法测定Zn,能简便快速测定磷化液中Zn和Mn,结果令人满意。
The use of NH4P and HAc buffer masking Mn, with the titration method for the determination of Zn, phosphating solution can be easily and quickly determined Zn and Mn, the results were satisfactory.