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1305-78-8
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1305-78-8
| Calcium oxide Basic information | |
| Chemical properties Uses Content analysis Identification test Toxicity Production method Usage limitation Hazards & Safety Information | |
| Product Name: | Calcium oxide |
| Synonyms: | Calciumoxide&nb;Calcination of calcium;flash-setting agent;CALCIUM OXIDE, 99.9%CALCIUM OXIDE, 99.9%CALCIUM OXIDE, 99.9%CALCIUM OXIDE, 99.9%;CALCIUM OXIDE, 99.95%CALCIUM OXIDE, 99.95%CALCIUM OXIDE, 99.95%CALCIUM OXIDE, 99.95%;CALCIUM OXIDE, 99.999%CALCIUM OXIDE, 99.999%CALCIUM OXIDE, 99.999%CALCIUM OXIDE, 99.999%;CALCIUM OXIDE, REAGENTCALCIUM OXIDE, REAGENTCALCIUM OXIDE, REAGENTCALCIUM OXIDE, REAGENT;CALCIUM OXIDE PWD |
| CAS: | 1305-78-8 |
| MF: | CaO |
| MW: | 56.08 |
| EINECS: | 215-138-9 |
| Mol File: | 1305-78-8.mol |
| Calcium oxide Chemical Properties | |
| Melting point | 2570 °C |
| Boiling point | 2850 °C (lit.) |
| density | 3.3 g/mL at 25 °C (lit.) |
| refractive index | 1.83 |
| Fp | 2850°C |
| storage temp. | no restrictions. |
| solubility | 1.65g/l Risk of violent reaction. |
| form | powder |
| color | White to yellow-very slightly beige |
| Specific Gravity | 3.3 |
| PH | 12.6 (H2O, 20℃)(saturated solution) |
| Water Solubility | REACTS |
| Sensitive | Air & Moisture Sensitive |
| Merck | 141,686 |
| Exposure limits | ACGIH: TWA 2 mg/m3 |
| OSHA: TWA 5 mg/m3 | |
| NIOSH: IDLH 25 mg/m3; TWA 2 mg/m3 | |
| Stability: | Stability Stable, but absorbs carbon dioxide from the air. Incompatible with water, moisture, fluorine, strong acids. |
| InChIKey | ODINCKMPIJJUCX-UHFFFAOYSA-N |
| CAS DataBase Reference | 1305-78-8(CAS DataBase Reference) |
| NIST Chemistry Reference | Calcium monoxide(1305-78-8) |
| EPA Substance Registry System | Calcium oxide (1305-78-8) |
item | value |
Calcium oxide(CaO)%≥ | 95 |
Loss on ignition %≤ | 4 |
Magnesium oxide (MgO)%≤ | 1 |
Insoluble matter in HCl %≤ | 0.8 |
carbon dioxide(CO2)%≤ | 3 |
Fe% ≤ | 0.05 |
Fineness (600 mesh )%≤ | 0.3 |
| Calcium oxide Basic information | |
| Chemical properties Uses Content analysis Identification test Toxicity Production method Usage limitation Hazards & Safety Information | |
| Product Name: | Calcium oxide |
| Synonyms: | Calciumoxide&nb;Calcination of calcium;flash-setting agent;CALCIUM OXIDE, 99.9%CALCIUM OXIDE, 99.9%CALCIUM OXIDE, 99.9%CALCIUM OXIDE, 99.9%;CALCIUM OXIDE, 99.95%CALCIUM OXIDE, 99.95%CALCIUM OXIDE, 99.95%CALCIUM OXIDE, 99.95%;CALCIUM OXIDE, 99.999%CALCIUM OXIDE, 99.999%CALCIUM OXIDE, 99.999%CALCIUM OXIDE, 99.999%;CALCIUM OXIDE, REAGENTCALCIUM OXIDE, REAGENTCALCIUM OXIDE, REAGENTCALCIUM OXIDE, REAGENT;CALCIUM OXIDE PWD |
| CAS: | 1305-78-8 |
| MF: | CaO |
| MW: | 56.08 |
| EINECS: | 215-138-9 |
| Mol File: | 1305-78-8.mol |
| Calcium oxide Chemical Properties | |
| Melting point | 2570 °C |
| Boiling point | 2850 °C (lit.) |
| density | 3.3 g/mL at 25 °C (lit.) |
| refractive index | 1.83 |
| Fp | 2850°C |
| storage temp. | no restrictions. |
| solubility | 1.65g/l Risk of violent reaction. |
| form | powder |
| color | White to yellow-very slightly beige |
| Specific Gravity | 3.3 |
| PH | 12.6 (H2O, 20℃)(saturated solution) |
| Water Solubility | REACTS |
| Sensitive | Air & Moisture Sensitive |
| Merck | 141,686 |
| Exposure limits | ACGIH: TWA 2 mg/m3 |
| OSHA: TWA 5 mg/m3 | |
| NIOSH: IDLH 25 mg/m3; TWA 2 mg/m3 | |
| Stability: | Stability Stable, but absorbs carbon dioxide from the air. Incompatible with water, moisture, fluorine, strong acids. |
| InChIKey | ODINCKMPIJJUCX-UHFFFAOYSA-N |
| CAS DataBase Reference | 1305-78-8(CAS DataBase Reference) |
| NIST Chemistry Reference | Calcium monoxide(1305-78-8) |
| EPA Substance Registry System | Calcium oxide (1305-78-8) |
item | value |
Calcium oxide(CaO)%≥ | 95 |
Loss on ignition %≤ | 4 |
Magnesium oxide (MgO)%≤ | 1 |
Insoluble matter in HCl %≤ | 0.8 |
carbon dioxide(CO2)%≤ | 3 |
Fe% ≤ | 0.05 |
Fineness (600 mesh )%≤ | 0.3 |
