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搜索到与“ 碱熔”相关的文献共 2条
用电感耦合等离子体质谱法(ICP-MS)测定地质样品中的稀土及难熔元素,混合酸敞开酸溶法和碱熔融法是两种主要的溶样方法。但地质样品组分复杂,元素之间存在相互共生的现象,对于特殊元素、特殊样品用传统酸溶...
《岩矿测试》 2020年01期 关键词: "多金属矿"," 稀土元素"," 铌"," 钽"," 锆"," 铪"," 氢氟酸-硝酸-硫酸敞开酸溶"," 偏硼酸锂碱熔"," 氢氧化钠"," 电感耦合等离子体质谱法" 收藏
采用碱熔-水浸法溶解难溶钌靶废料,研究熔剂种类、碱熔条件和水浸条件对钌溶解率的影响。结果表明,以Na2O2和NaOH组成的熔剂具有较高的碱熔效率;在配料质量比为Na2O2:NaOH:Ru=4:3:1的...
《贵金属》 2020年01期 关键词: "贵金属冶金"," 钌靶废料"," 碱熔"," 水浸" 收藏
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