Strontium Carbonate
Efficient Colorant in Pyrotechnics: Strontium carbonate serves as a cost-effective and efficient red-emitting agent in pyrotechnic compositions, producing intense crimson flames in fireworks displays.
Versatile Industrial Applications: Beyond pyrotechnics, it finds utility across multiple industrial sectors including ceramic glazes, specialty glass manufacturing, and permanent magnet production.
Naturally Occurring: Sourced from the mineral strontianite, it represents an environmentally sustainable and geologically abundant raw material.
Stable and Non-toxic: The compound exhibits robust chemical stability and low toxicity profile, ensuring safe handling and minimal environmental impact in industrial applications.
Strontium carbonate (SrCO₃, CAS 1633-05-2) is a strontium salt of carbonic acid that occurs naturally as the mineral strontianite. This compound finds extensive industrial utilization, with one of its primary applications being its cost-effective use as a red-emitting agent in pyrotechnic compositions. When exposed to high temperatures in combustion reactions, strontium ions impart a characteristic crimson hue to flames, making it particularly valuable in fireworks formulations.
Parameters
Melting point | 1494 °C (lit.) |
density | 3.7 g/mL at 25 °C (lit.) |
refractive index | 1.518 |
storage temp | Inert atmosphere,Room Temperature |
solubility | dilute aqueous acid: slightly soluble(lit.) |
form | |
color | white |
Specific Gravity | 3.7 |
Odor | Odorless |
PH | 7-8 (20°C, 0.01g/L in H2O) |
Water Solubility | Soluble in ammonium chloride. Slightly soluble in ammonia and water. |
Merck | 14,8838 |
Solubility Product Constant (Ksp) | pKsp: 9.25 |
Stability | Stable. Incompatible with strong acids. |
InChIKey | LEDMRZGFZIAGGB-UHFFFAOYSA-L |
LogP | -0.809 (est) |
CAS DataBase Reference | 1633-05-2(CAS DataBase Reference) |
EPA Substance Registry System | Carbonic acid, strontium salt (1:1) (1633-05-2) |
Safety Information
WGK Germany | - |
TSCA | Yes |
HS Code | 2836920000 |
Hazardous Substances Data | 1633-05-2(Hazardous Substances Data) |
Strontium carbonate (SrCO₃) serves as a key material in pyrotechnics and the manufacturing of ceramic ferrites. It is also utilized in producing iridescent glass for television cathode-ray tubes, aids in sugar refining, and acts as a precursor for various strontium salts. Its most prevalent application remains as a cost-effective coloring agent in fireworks production.
