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) |