氧化铒
化学式Er2O3
性状外观：粉红色粉末
主要用途：钇铁柘榴石添加剂和核反应堆控制材料，也用于制造特种发光玻璃和吸收红外线的玻璃，还用作玻璃着色剂
项目	规格		分析仪器
牌号	HL-Er-A1	HL-Er-B1
TREO(wt%)	≥99	≥99
稀土相对纯度RE(%)
La2O3/TREO	≤0.001	≤0.005	ICP 光谱仪
CeO2/TREO	≤0.001	≤0.005
Pr6O11/TREO	≤0.001	≤0.005
Nd2O3/TREO	≤0.001	≤0.005
Sm2O3/TREO	≤0.001	≤0.005
Eu2O3/TREO	≤0.001	≤0.005
Gd2O3/TREO	≤0.001	≤0.005
Tb4O7/TREO	≤0.001	≤0.005
Dy2O3/TREO	≤0.005	≤0.005
Ho2O3/TREO	≤0.01	≤0.05
Er2O3/TREO	≥99.95%	≥99.5%
Tm2O3/TREO	≤0.001	≤0.005
Tb2O3/TREO	≤0.001	≤0.005
Lu2O3/TREO	≤0.005	≤0.005
Y2O3/TREO	≤0.01	≤0.005
非稀土杂质含量(wt%)
Fe	≤0.0001	≤0.005	原子吸收分光光度计
Ca	≤0.005	≤0.01
Si	≤0.005	≤0.01
Al	≤0.0005	≤0.005
Na	≤0.0005	≤0.005
Mg	≤0.0002	≤0.002
Cu	≤0.0002	≤0.002
Cl	≤0.01	≤0.02
灼减L.O.I.	≤1.0	≤1.0