1.cas NO.:546-93-0 2.white powder 3.compititive price with good quality 4.Professional service 1,Classification:Magnesium carbonate 2,Appearance:white monocline crystallizes or the amorphous powder 3,Cas No:13717-00-51,Magnesium carbonate2,the white monocline crystallizes or the amorphous powder. 3,Non-toxic, tasteless , Use:1, Serves as the medicine intermediate, the absorbent, the drying agent, ...