Customization: | Available |
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CAS No.: | 471-34-1 |
Formula: | CaCO3 |
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1. Chemical Name: Calcium carbonate
2. Molecular Formula: CaCO3
3. Molecular Weight: 100.09
4. CAS: 471-34-1
5. Shelf life: 24 months
6. Character: It is fine, white or colorless, microcrystalline powder. It is stable in air, and it is practically soluble in water ,The presence of any ammonium salt or carbon dioxide increases its solubility in water, but the presence of any alkali hydroxide reduces the solubility.
7. Usage:
Food grade calcium carbonate can be widely used in daily calcium supplement health food, dairy products, flour products and so on.
It is generally used as a nutritional additive, anti caking agents, leavening agents.
It can be used in pharmaceutical industries, health products.
Test item | Standard |
Identification | Passes test |
Assay(CaCO3), dry basis % | 98.0-100.5 |
Acid insoluble substances % | ≤0.2 |
As ppm | ≤3.0 |
Barium | Passes test |
Iron % | ≤0.1 |
Lead ppm | ≤3.0 |
Fluoride ppm | ≤50.0 |
Magnesium and alkali salts % | ≤1.0 |
Hg ppm | ≤0.5 |
Loss on drying % | ≤2.0 |