Cas号 54451-24-0 分子式 La2C3O9·xH2O; La2(CO3)3·xH2O 分子量 457.84(anhydrous basis) 别名 Lanthanum(III) carbonate hydrate 性状 碳酸镧为白色粉未 质量标准 外观Appearance White Powder to Crystalline Powder X-射线衍射X-Ray Diffraction Conforms to Structure 纯度Purity ≥99.99% Based on Trace Metals Impurities ICP Major Analysis Confirms La Component 镧La by Complexiometric EDTA 50% - 60% 总金属杂质total metallic impurities ≤200ppm by ICP Atomic emission