Product
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High Quality 95.0%Min. White Powder Quicklime Aquiculture Use Calcium Oxide
- Brand：China
- Model：25kg
- Purity：99%
- Cas：1305-78-8
- Createtime： 2026-10-22
Product Details
| 1 | 200 |
| useage | 1 |
| deliveryInfo | |
| appearance | White Powder |
| aliasen | |
| supplyCapacity | 1000/ |
| harbor | TIANJIN |
| minorder | 1 |
Calcium oxide, commonly known as quicklime, is an odorless, white or grayish white, caustic, alkaline, crystalline solid at room temperature.
Physical Properties:
| Density | 3.35g/cm3 |
| Melting Point | 2572oC |
| Boiling Point | 2850oC |
Specification:
| Test Item | Unit | Grade I | Grade II | Grade III | Grade IV |
| Appearance | --- | White or grayish powder | White or grayish powder | White or grayish powder | White or grayish powder |
| Assay(CaO) | % | 92.0Min. | 82.0Min. | 90.0Min. | 85.0Min. |
| MgO | % | 1.5Max. | 1.6Max. | -- | -- |
| Insoluble Matter in Acid | % | 1.0Max. | 1.8Max. | 0.5Max. | -- |
| Oxide | % | -- | 1.8Max. | -- | -- |
| Fe | % | 0.1Max. | -- | -- | -- |
| S | % | -- | 0.18Max. | -- | -- |
| P | % | -- | 0.02Max. | -- | -- |
| SiO2 | % | -- | 1.2Max. | -- | -- |
| Loss of Drying | % | 4.0Max. | -- | 4.0Max. | -- |
Calcium oxide is used extensively as a building material. Large quantities of calcium oxide are used in various industrial neutralization reactions, like steelmaking, water purification, etc. Calcium oxide is used as raw material. It can make calcium carbide, soda ash, chlorinated lime, etc. It can also be used to produce refractory materials, and drying agent.
