Food grade ground calcium carbonate

Product Description

Food grade of Calcium Carbonate has high CaCO3 content and low impurities. Test Item Specification (Standard: USP28) Characteristic Clean odorless, fine white powder 2.A Identification (Carbonate, CO32-) Effervesce with acids, evolving a colorless gas that when passed into Ca(OH)2, produces a precipitate. 2.B Identification (Calcium salt, Ca2+) Moistened with HCL, impact a transient yellowish red color to a nonluminous flame. 3. Acid insoluble % = 0.2 4. Loss on drying % = 2.0 5. Barium No green flame 6. Magnesium and alkali metals % = 1.0 7. Iron % = 0.1 8. Heavy metals % = 0.002 9. Arsenic % = 0.0003 10. Fluoride % = 0.005 11. Lead % = 0.0003 12. Mercury % = 0.00005 13. CaCO3 Content (Dry basis) % 98.0-100.5 Usage: Food grade of Calcium Carbonate has high CaCO3 content and low impurities, some specifications are superior to those in USP28.In addition some specifications also can be added according to the customers demanding, such as particle size and bulk density, to meet special requests.

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