English name: Magnesium carbonate, basic;Magnesium carbonate, light
Molecular formula: 3 mgco3 · Mg (OH) 2 · 3 h2o
Molecular weight: 365.31
Physical and chemical properties:Magnesium carbonate for white monoclinic crystal or amorphous powder.Of general with MgCO3 · x y z Mg (OH) 2 · H2O said.Among them there are several kinds of the proportion of x, y, z, is either a 4:1:4 4:1:5, 4:1:6, 4:1:7, 3:1:3, 3:1:4.Non-toxic, tasteless, stable in the air.Relative density 2.16.Slightly soluble in water, aqueous solution is weakly alkaline.Lu in the water solubility of 0.02% (15 ℃).Soluble in acid and ammonium salt solution of dilute acid decomposition to emit carbon dioxide.Heated to 300 ℃ or more namely decomposition, generating water, carbon dioxide, and magnesium oxide.
USES:Magnesium carbonate used as rubber filling agent and reinforcing agent of excellence.Can be used as thermal insulation, high temperature resistant fireproof insulation materials.Asbestos light magnesium carbonate is a good insulating material, used in shipbuilding and boiler manufacturing departments and so on.Can also be used in the manufacture of advanced glass products, magnesium salt, pigment, paint and daily chemicals etc.In medicine, used as antacids.Also as a desiccant, stabilizer.color-protecting, carrier, an anti-caking agent.
Method: brine, carbide limestone, soda ash, producyion method
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Packing:Plastic woven bag lined with polyethylene plastic bags.Packing also can according to customer requirements.