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| Name of index | FCC |
| Content % | 98.0-100.5 |
| Loss on Drying ≤ % | 2.0 |
| Heavy metals(Pb) ≤ % | 0.002 |
| Arsenic(As) ≤ % | 0.0003 |
| Acid Insoluble ≤ % | 0.2 |
| Fluoride % | 0.005 |
| Pb ≤ % | 0.0003 |
| Alkaline metal or Magnesium ≤ % | 1.0 |
| Fineness | According to the customer' s demand |
calcium carbonate
