Cas号15878-77-0分子式PrN3O9·6H2O；Pr(NO3)3·6H2O分子量435.01别名***(III)六水合物外观AppearanceGreenCrystalsX-射线衍射分析X-RayDiffractionConformstostandard纯度Purity≥99.99%BasedOnRareEarthAnalysisofICPICP:ConfirmsPraseodymiumComponentConfirmed镨Pr31.7-33.0%(ComplexiometricEDTA)痕量金属分析totalmetallicimpurities≤100ppmbyICPAtomicemission)