Calcium Carbonate


Feiyu Food Science and Technology is specialized in the production and sales of pharmaceutical grade, food grade citrate, malate, and gluconate. Now, it is the enterprise with the most complete variety of citrate products in China, and its products meet the quality standards of CP, USP, BP and other pharmacopoeias. Feiyu has participated in the drafting of national standards for citrate products for many times, and has nearly 40 patents for independent research and development, and more than 10 provincial-level high-tech products, The product has won the third prize of Nantong Science and Technology Progress Award for many times.

Feiyu Food Technology

key word:

Food grade citrate | malate | gluconate

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Calcium Carbonate

Calcium Carbonate
Calcium Carbonate can be used as a food additive (Calcium Carbonate DC) and pharmaceutical, the high purity Calcium Carbonate is used for electronics and specialized plant nutrient.
Chemical Data
Chemical Formula CaCO3
CAS NO 471-34-1
Molecular Weight 100.1
Use Pharmaceuticals, food additive, electronics and specialized plant nutrient
Description Fine white powder, clean odorless
Containers 25 kg / 50 lb. box/bag/drums; 500 kilogram bag
Storage Store in a clean, dry warehouse in the original unopened containers
Chemical Specifications
Pharmaceutical Powder
Food Additive Granule
High Purity 
Electronics Powder
Test A To Pass Test To Pass Test To Pass Test
Test B To Pass Test To Pass Test To Pass Test
Acid Insoluble 0.2% max --- ---
LOD 1.0% max 2.0% max ---
Barium No green flam 0.03% max ---
Lead 0.0003% max 0.00005% max 0.0002% max
Mercury 0.00005% max --- 0.00003% max
Heavy Metal 0.002% max 0.002% max 0.002% max
Arsenic 0.0002% max 0.00005% max 0.0002% max
Fluoride 0.003% max --- 0.005% max
Sulfates --- --- 0.25% max
Chlorides --- --- 0.02% max
Clarity Test --- --- To Pass Test
Mg and Alkali Salts  --- --- 1.0% max
Caco3 Content
(Dry Basis)
98.0-100.5% 87.0-98.0% 99.5%
Calcium Content --- 35.0-39.0% ---
Bulk density (Loose) According to Customer Requirements
Particle Size According to Customer Requirements
Microbial limits

Total Plate Count NMT 1000cfu/g E. Coli Negative

Total Molds And Yeasts NMT 300cfu/g Salmonella Negative

Total Coliform Count NMT 10cfu/g Staphylococcus Aureus Negative


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