应用
Magnesium carbonate hydroxide hydrate is used as drier, color ficatives, anticaking agent, carrier, swelling agent, acidity regulator. Magnesium carbonate is the production of magnesium oxide by calcining. Magnesite and dolomite minerals are used to produce refractory bricks. MgCO3 is also used in flooring, fireproofing, fire extinguishing compositions, cosmetics, dusting powder, and toothpaste. Other applications are as filler material, smoke suppressant in plastics, a reinforcing agent in neoprene rubber, a drying agent, a laxative to loosen the bowels, and color retention in foods. In addition, high purity magnesium carbonate is used as antacid and as an additive in table salt to keep it free flowing.

备注
It should be stored in a dark, dry and ventilative warehouse, kept away from water and moisture

基本信息

MDL
MFCD00149783

EINECS
235-192-7

分子式
MgCO₃.Mg(OH)₂•xH₂O (x≈3)

分子量
142.63(anhy)

熔点
dec.

灵敏度
Ambient temperatures.

形态
Powder

溶解性
Soluble in water. Insoluble in ethanol.

Merck
14,5660

安全信息

RTECS
FG1797000

TSCA
否