摘要
对碳酸盐矿石中钨的熔矿方法进行了研究,分别考察了坩埚、熔剂、双氧水等因素的影响,通过电感耦合等离子体发射光谱法和传统比色法对钨含量的测定结果比较,得出以镍坩埚、氢氧化钠对碳酸盐矿石进行熔矿前处理,钨能较多的存在于溶液中以利于含量的测定。
The pretreatment methods of tungsten in carbonate have been researched. The influences of crucible flux and hydrogen peroxide have been investigated in the experiment. Through the comparison of measurement results between ICP-OES and colorimetry, the higher result of tungsten determination in the pretreatment way of using nickel crucible and sodium hydroxide.
引文
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