Cas号 7440-00-8 分子式 Nd 分子量 144.24 别名 钕粉 外观Appearance Grey Ingots in Oil X-射线衍射X-Ray Diffraction Conforms to Structure 纯度Purity ≥99.99% Based On Rare Earth Analysis ICP Major Analysis Confirmed Confirms Neodymium Component 痕量稀土分析Trace Rare Earth Analysis ≤2000.0 ppm