电感耦合等离子体原子发射光谱法测定钐钴合金废料中的钐

Yunnan Chemical Technology(2020)

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Abstract
采用电感耦合等离子体原子发射光谱(ICP-OES)法测定了1-5型钐钴合金中钐的含量.结果表明:选择硝酸作为溶解酸介质,在标准浓度范围0~200μg/mL内钐元素的线性良好,相关系数R2为0.9992,加标回收率在98.80%~100.88%,相对标准偏差(RSD)均不大于0.69%.与X-荧光光谱法、重量法对照结果表明,测试结果令人满意.
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