|
Product name |
Strontium carbonate |
|
Specification |
Reagent grade |
|
Molecular formula |
SrCO3 |
|
CAS |
1633-05-2 |
|
H.S. CODE |
2836920000 |
|
Molecular weight |
147.6289 |
|
Appearance |
White powder |
|
Package |
25KG Woven bags or fiber drums |
Property：
White powder, insoluble in water, soluble in water and ammonium containing carbon solution. Heated to 900 ℃ decomposed into oxidation strontium and carbon dioxide, soluble in rare hydrochloric acid and dilute nitric acid and releasing carbon dioxide. Melting point ℃ 1497.
Application:
Used for electronic components materials, spectral reagent, fireworks, materials, manufacturing rainbow glass and other strontium salt preparation
Test standard：HG/T 3-953-76
|
Test items |
Specification |
|
|
AR grade |
CP grade |
|
|
Appearance |
White powder |
White powder |
|
Assay |
≥99.0% |
≥97.0% |
|
Appearance of solution |
Conform |
Conform |
|
HCL insoluble |
≤0.007% |
≤0.01% |
|
Chloride |
≤0.001% |
≤0.002% |
|
Sulfate |
≤0.01% |
≤0.02% |
|
Nitrate |
≤0.015% |
≤0.06% |
|
Calcium and magnesium |
≤0.05% |
≤0.2% |
|
Iron |
≤0.001% |
≤0.002% |
|
Barium |
≤0.05% |
≤0.2% |
|
Heavy metal |
≤0.002% |
≤0.005% |
Storage：
Store in a cool, dry and well ventilated place. Keep away from incompatible substances. Keep container closed.
