Cas號 12055-62-8 
分子式 Ho2O3
分子量 377.86
別名 Rare earth
外觀Appearance                          Off-White to Light Orange Powder
X-Ray Diffraction                       Conforms to Structure
純度Purity                              ≥99.99% Based On Rare Earth Analysis
ICP:                                    Confirms Holmium Component Confirmed
Ho(Complexometric EDTA)                 86.0% - 88.6% 
痕量金屬分析Trace Rare Earth Analysis   ≤200ppm by ICP Atomic emission