| Customization: | Available |
|---|---|
| CAS No.: | 471-34-1 |
| Formula: | CaCO3 |
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Calcium Carbonate
Characters: It is fine, white or colorless, microcrystalline powder. It is stable in air, and it is practically insoluble in water and in alcohol. The presence of any ammonium salt or carbon dioxide increases its solubility in water, but the presence of any alkali hydroxide reduces the solubility.
Usage:
| Test item | FCC | E 170 | |
| Identification | Passes test | Passes test | |
| Assay(dry basis) | 98.0-100.5 % | ≥98.0 % | |
| Loss on drying | ≤ | 2.0 % | 2.0 % |
| Acid-insoluble substances | ≤ | 0.2 % | 0.2 % |
| Magnesium and alkali salts | ≤ | 1.0 % | 1.0 % |
| Fluoride | ≤ | 0.005 % | 50 mg/kg |
| Arsenic | ≤ | 3.0 mg/kg | 3.0 mg/kg |
| Lead | ≤ | 3.0 mg/kg | 3.0 mg/kg |
| Cadmium | ≤ | --- | 1.0 mg/kg |
| Sb+Cu+Cr+Zn+Ba | ≤ | --- | 100.0 mg/kg |
1. What's your payment terms?
T/T and L/C
2. What's your delivery time?
Arrange the shipment in 7-15 days after confirm PO.
3. How about the packing?
Packing as 25 kg/bag. Of course, if you have special requirements, we will according to your order.
4. When can I get reply?
We'll reply in 12 hours on working days.
5. How about the validity of the products?
According to the products you ordered.
6. What documents you provide?
Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.
If your market has any special requirements, please let us know.
7. What is loading port?
Lianyungang, Shanghai, Qingdao, Ningbo and other China Major Port.
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