Cas号100587-90-4分子式C6H9O6La·xH2O；(CH3COO)3La·xH2O分子量316.04别名水合醋酸镧性状醋酸镧为白色雪花状结晶物质量标准外观AppearanceWhitePowderorCrystalsX-射线衍射分析X-RayDiffractionConformstoStructure纯度Purity≥99.99%BasedonTraceMetals镧La(ComplexiometricEDTA)≤42.8%游离醋酸FreeAceticAcid(TitrationbyNaOH)≤1.5%ICPMajorAnalysisConfirmedConfirmsLaComponent痕量稀土杂质TraceRareEarthAnalysis≤100ppmbyICPAtomicemission(Al、Ba、Ca、Co、Cu、Dy、Er、Eu、Fe、Mg、Mn、Na、Nd、Pr、Sc、Tm、Y、Yb))