N_2O—C_2H_2火焰原子吸收分光光度法测定钨制品中的钇

N2O-C2H2FLAME ATOMIC ABSORPTION SPECTROPHOTOMETRY DETERMINATION YTTRIUM IN TUMGSTEN METALLURGY

本文研究了N_2O—C_2H_2火焰原子吸收分光光度法测定钨制品中钇的条件,拟定了分析方法.方法相对标准偏差1. 2%～3%,回收率95%以上.

In this paper,N2O-C2H2FAAS was studied to determine Yttrium in tungsten metallurgy. The determine method is established. The method relative standard deviation is 1.2%~ 3% and the recovery amount over 95%.