China magnesium carbonate catalog of industrial grade high quality magnesium carbonate/mgco3 with best price, inorganic salts industry grade light magnesium carbonate with low price provided by china manufacturerhebei chuangsen technology co., ltd., page1. Chemical name: magnesium carbonate. 2, molecular formula: x mgco 3 · y mg(oh) 2 · z h 2 o. 3, molecular weight: ---4, cas: 39409-82-0. 5, character: light one is white, friable masses or bulky, white powder, o dorless. relative density is 2.2. melting point is 350℃. it’s stable in air. when heated to 700℃, it decomposes to carbon dioxide and magnesium oxide. Industry grade high quality magnesium carbonate , find complete details about industry grade high quality magnesium carbonate,magnesium carbonate,high quality magnesium carbonate,industry grade high quality magnesium carbonate from carbonate supplier or manufacturer-shenyu (shandong) energy development co., ltd. Carbonate, magnesium, industry grade magnesium carbonate manufacturer / supplier in china, offering white powder industry grade magnesium carbonate with lowest price, high quality succinic acid cas: 110-15-6, tdi 80/20 toluene diisocyanate cas 584-84-9 with high quality and so on. it is the last photo.