Magnesium Carbonate
1. Chemical Name: Magnesium carbonate
2. Molecular Formula: MgCO3
3. Molecular Weight: 84.31
4. CAS: 546-93-0
5. Character: In normal temperature, it's with three hydrates. Light one is white, easily fragile or loose white powder. Odorless. Relative density is 2.2. Melting point is 350ºC. It's stable in the air. When heated to 700ºC, it will become magnesium oxide. It's hardly soluble in water, but it'll bring a slight alkaline reaction. It can not be soluble in ethanol but it could be soluble in olefine acid with sparkling.
6.Application: It's used as drier, color fixatives, antitackiness agent, carrier, swelling agent, acidity regulator.
7.Packing: 25kgs paper bag or customized package.
PARTICUAR | STANDARD PARAMETER USP |
Appearance | White power |
Mgo, % | 40-42 |
Cao% | <0.2 |
Acid-insoluble substances% | ≤0.1 |
Iron as Fe % | <0.1 |
Chloride as CL% | <0.1 |
pb | <1ppm |
Sulphates as SO4 % | <0.3 |
As | <1ppm |
HG | <1ppm |
Heavy metal(pb),% | ≤10ppm |
Soluble salt % | <1.0 |
Bulk density g/cm3 | <0.35 |
whiteness | >95 |
PACKING
Packing: 25kgs PP+PE bag or 25kgs paper bag with pallets;
Delivery time: It depends on quantity, stock and production schedule.
1. 25kgs PP+PE bag or 25kgs paper bag on pallets

2. Customized packing is also available.
SHIPPING
- ≤50kg, Express delivery recommended, usually called as DDU service;
- ≤500kg,Air shipping recommended, usually called as CIF service;
- >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;
- For high value products, please select air shipping and express delivery for safety.
You are welcome to visit our factory at your convenience.
1. Your inquiry will be replied within 4 hours. (Online service)
2. Free samples can be sent on request.
3. Small quantity is also available. The MOQ is 25kgs.
4. We have more than 10 years experience in sales and production.
5. Customized packaging and production are available.
6. Your products can be delivered on time.
7. We have professional forwarders in different ports.
8. Different payment terms can be chosen like L/C, D/P, T/T, Paypal, Credit card or else.
