Cas号 10099-58-8 分子式 Cl3La 分子量 245.26 别名 氯化镧 质量标准 外观Appearance White Beads X-射线衍射X-Ray Diffraction Conforms to Structure 纯度Purity ≥99.99% Based On Rare Earth Analysis ICP: Confirms Lanthanum Component 痕量稀土分析Trace Rare Earth Analysis ≤100ppm by ICP Atomic emission