Terbium
- Số CAS
- 7440-27-9
- Khối lượng phân tử
- 158.93
- Công thức phân tử / ký hiệu hóa học
- Tb
Mô tả
Needle crystal or block, the silver gray metallic luster, silver gray metallic luster, have, in the air gradually oxidation.
ỨNG DỤNG
Used for fine magnet metal stamping manufacture, photo magnetic recording and casting non-ferrous metal alloy additive.
Keywords:Electronic chemicals
Phiếu kiểm nghiệm
|
Product name |
terbium |
CAS:7440-27-9 |
|
character |
A silver gray metallic luster, silver gray metallic luster, |
|
|
Test items |
estimated value |
|
|
Tb |
≥99.9% |
|
|
Eu |
≤0.0001% |
|
|
Gd |
≤0.002% |
|
|
Dy |
≤0.002% |
|
|
Ho |
≤0.0008% |
|
|
Y |
≤0.0005% |
|
|
Fe |
≤0.01% |
|
|
Si |
≤0.002% |
|
|
Ca |
≤0.002% |
|
|
Mg |
≤0.0008% |
|
|
Al |
≤0.008% |
|
|
Ni |
≤0.0008% |
|
|
C |
≤0.006% |
|
|
O |
≤0.014% |
|