| Melting point: |
825 °C |
| Boiling point: |
800 °C |
| Density |
2.93 g/mL at 25 °C (lit.) |
| refractive index |
1.6583 |
| storage temp. |
Store at +5°C to +30°C. |
| solubility |
5 M HCl: 0.1 M at 20 °C, clear, colorless |
| form |
random crystals |
| Specific Gravity |
2.93 |
| color |
White-beige to slightly beige-gray |
| PH |
9.91(1 mM solution);9.91(10 mM solution);9.91(100 mM solution); |
| Odor |
Odorless |
| PH Range |
8 |
| Water Solubility |
Insoluble |
| λmax |
λ: 260 nm Amax: ≤0.09
λ: 280 nm Amax: ≤0.06 |
| Merck |
14,1657 |
| BRN |
8008338 |
| Solubility Product Constant (Ksp) |
pKsp: 8.54 |
| Exposure limits |
NIOSH: TWA 10 mg/m3; TWA 5 mg/m3 |
| Dielectric constant |
6.1（Ambient） |
| Stability: |
Stable. Incompatible with acids, fluorine, ammonium salts, alum. |
| InChIKey |
VTYYLEPIZMXCLO-UHFFFAOYSA-L |
| CAS DataBase Reference |
471-34-1(CAS DataBase Reference) |
| EPA Substance Registry System |
Calcium carbonate (471-34-1) |