中太平洋(CC区)海底沉积物中稀土元素的测试及其分布模式研究
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摘要: 本文研究了中太平洋(CC区)海底沉积物中稀土元素的测试方法.样品经碱熔生成氢氧化物沉淀分离后溶于盐酸介质,再经阳离子交换树脂分离富集15个稀土元素;并根据淋洗稀土元素溶液中所残存的杂质元素量,在人工合成稀土标准溶液中加入适量杂质元素进行补偿,用感耦等离子体直读光谱仪测试沉积物中稀土元素,取得满意结果.采用本文方法分析了中太平洋(CC区)不同类型沉积物中的稀土元素,并对其分布模式进行了研究.
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