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Chemical analysis methods for mixed rare earth oxideof ion-absorpted type rare earth ore—Part 2:Determination of aluminum oxide content
全国稀土标准化技术委员会(SAC/TC 229)
GB/T 18882的本部分规定了离子型稀土矿混合稀土氧化物中三氧化二铝量的测定方法。本部分适用于离子型稀土矿混合稀土氧化物中三氧化二铝量的测定,共包含两个方法:方法1电感耦合等离子体原子发射光谱法、方法2滴定法。方法1的测定范围(质量分数):0.10%~5.00%,方法2的测定范围(质量分数):4.00%~15.00%。
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