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氧化铽
性能指标 分子式: Tb4O7
分子量: 747.69
颜色及外观: Brown
溶解性: 不溶于水, moderately 溶于酸
稳定性: 轻微吸湿
商品详情 / Product details

规格:
   分子式: Tb4O7
分子量: 747.69
颜色及外观: Brown
溶解性: 不溶于水, moderately 溶于酸
稳定性: 轻微吸湿

Product Code
0811
0813
0815
0817
Grade
99.999%
99.99% 
99.9%
99%
CHEMICAL COMPOSITION
 
 
Tb4O7/TREO (% min.)
99.999
99.99
99.9
99
TREO (% min.)
99
99
99
99
Loss On Ignition (% max.)
0.5
0.5
1
1
Rare Earth Impurities
% max.
% max.
% max.
% max.
Eu2O3/TREO
Gd2O3/TREO
Dy2O3/TREO
Ho2O3/TREO
Er2O3/TREO
Tm2O3/TREO
Yb2O3/TREO
Lu2O3/TREO
Y2O3/TREO
0.0001
0.0005
0.0005
0.0001
0.0001
0.0001
0.0001
0.0001
0.0003
0.001
0.002
0.002
0.001
0.001
0.001
0.001
0.001
0.001
0.01
0.1
0.15
0.02
0.01
0.01
0.5
0.3
0.05
0.03
Non-Rare Earth Impurities
% max.
% max.
% max.
% max.
Fe2O3
SiO2
CaO
CuO
NiO
PbO
0.0002
0.002
0.001
0.0001
0.0001
0.0001
0.0002
0.002
0.002
0.0003
0.0003
0.0003
0.001
0.01
0.01
0.005
0.03
0.03

 

形状和用途:has uses in green phosphors for colour TV tubes. Meanwhile Terbium Oxide is also used in special lasers and as a dopant in solid-state devices and also use to do metal for nd-fe-b magnets..

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