barium oxide
- Số CAS
- 1304-28-5
- Khối lượng phân tử
- Công thức phân tử / ký hiệu hóa học
- BaO
Mô tả
Colorless cubic crystal. Soluble in acid, insoluble in acetone and ammonia water. Density: 5.72
ỨNG DỤNG
For the preparation of black and white, color picture tube and a variety of electric valve of the getter and superconducting materials, used for glass, ceramic industry, also used in beet sugar refining. Is to produce barium peroxide and barium salt materials. It can also be used as a dehydrating agent and higher education desiccant, etc, used as a desiccant, also used in optical glass ingredients and electronics, instruments, metallurgical industry
Phiếu kiểm nghiệm
Inspection test report against
|
the name or description of a commodity |
barium oxide |
CAS：1304-28-5 |
|
character |
Colorless cubic crystal |
|
|
Test items |
estimated value |
|
|
BaO |
≥97.0% |
|
|
Sulfuric acid not sediment |
≤0.5% |
|
|
Cl |
≤0.01% |
|
|
carbonate |
≤2.0% |
|
|
Fe |
≤0.005% |
|
|
HCl insoluble |
≤0.5% |
|
|
Pb |
≤0.005% |
|
|
total nitrogen |
≤0.01% |
|