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1. Chemical Name: magnesium carbonate
2. Molecular Formula: xMgCO3·yMg(OH)2·nH2O
3. Molecular Weight: ---
4. CAS: 39409-82-0
5. EINECS: 235-192-7
6. Expiration: 24 months (used within the period of validity)
7. Character: Magnesium Carbonate is a basic hydrated magnesium carbonate or a normal hydrated magnesium carbonate. It occurs as light, white, friable masses, or as a bulky, white powder. It is odorless,and is stable in air. It is practically insoluble in water, to which,however, it imparts a slightly alkaline reaction. It is insoluble in alcohol, but is dissolved by dilute acids with effervescence.
8. Usages: in foods alkali; drying agent; color-retention agent; anti-caking agent; flour treatment agent; swelling agent.
9. Storage & Transportation: It should be stored in a dry and ventilating warehouse. Be cautious to keep away from moisture and hot. Unloaded with care so as to avoid the damage. Furthermore, it should be stored separately from poisonous substances.
Test item | Specification |
Assay (MgO) | 40.0-44.0% |
Acid insoluble substances | 0.05% max |
Heavy metals(As Pb) | 0.001% max |
Calcium | 0.45%max |
CaO | 0.6% max |
Soluble Salts | 1.0% max |
Arsenic | 3.0ppm max |
Iron | 0.02% max |

PACKING
Packing: 25KGS/PP+PE, 25KGS kraft bag or customized packing.
Lead time: Normally it is 3-5days. It depends on your quantity and our stock.

1. 25KGS/PP+PE bag or 25KGS/kraft bag with pallets and wrapping films

2. 25kgs/cardboard drum, polyethylene bag as inner layer.
3. Customized packing is also available.
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LIANYUNAGNG ZHONGHONG CHEMICAL CO.,LTD

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