CAS number : 7440-52-0
Molecular weight :167.26
Molecular formula/chemical symbol :Er
Description :
Sponge state or "crystalline metals, fracture is silvery white
metal luster, and the air is easy oxidation. Salts and oxide is pink to red.
USES :
Erbium metal for atomic energy industry and electronic industry, non-ferrous metal additives, high-tech alloy material.
Keywords:Electronic chemicals
Report :
|
Codes |
%Chemical compositions |
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|
TRE |
Metal erbium relative purity Er/TRE |
Impurities Max |
||||||
|
|
|
|
Rare earth impurity |
Non-RE |
|||||
|
|
Min |
|
Fe |
Cu |
W |
O |
C |
- |
|
|
Er-3NA |
99 |
99.5 |
0.5 |
0.05 |
0.006 |
0.146 |
0.03 |
0.002 |
- |
|
Er-3NB |
|
|
|
|
|
|
|
|
- |
|
Er-4NA |
99.5 |
99.9 |
0.1 |
0.03 |
0.0031 |
0.100 |
0.005 |
0.002 |
- |
|
Er-4NB |
|
|
|
|
|
|
|
|
- |
