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本文报导在0.15N盐酸介质中,用草酸作掩蔽剂,光度法直接测定锌基合金中稀土总量。方法简单,操作方便。
This paper reports the determination of the total amount of rare earths in zinc-based alloys by using the oxalic acid as masking agent in 0.15N hydrochloric acid medium. The method is simple and easy to operate.