Cas号13823-29-5分子式ThN4O12·aq；Th(NO3)4·aq分子量480.06(anhydrousbasis)性状白色具潮解性结晶固体质量标准99.5%metalsbasis:外观AppearancecrystallinesolidX-射线衍射分析X-RayDiffractionConformstoStructure纯度Purity≥99.5%BasedonTraceMetalsImpuritiesofICPICPAssayConfirmsThoriumcomponent痕量金属分析totalmetallicimpurities≤5000ppmbyICPAtomicemission)