Magnesium 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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Magnesium Carbonate

Magnesium Carbonate
Magnesium Carbonate can be used as a food additive and pharmaceutical.
Chemical Data
Chemical Formula MgCO3·H2O
CAS NO 13717-00-5
Molecular Weight 84
Use Alkalizers, 
Drying Agent,
Colour Fixatives, 
Anticaking Agent, 
Bulking Agents, 
Acidity Regulators
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
  USP/FCC Powder
Assay (as MgO) 40.0-43.5%
Acid Insoluble 0.05% max
Calcium Oxide 0.6% max
Heavy Metal(as Pb) 0.002% max
Lead 0.001% max
Soluble salt 0.2% max
Ignition Loss 53.0-56.0%
Soluble Matter In Water 1.3% max
Insoluble Matter In HCl 0.10% max
Ferric Oxide And Alumina 0.10% mac
Bulk density (Loose) 0.19-0.25g/cc
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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