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                                テ箙ムネヒニ゙ボツイサソィヨミホト

                                                                 
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                                                              Magnesium carbonate Product name : Magnesium carbonate
                                                              Product Category:High-purity chemicals & electronic chemicals;
                                                              CAS No.: 13717-00-5
                                                              Formula:(MgCO3)4?Mg(OH)2?H2O
                                                              MW:485.8
                                                              Characters:White monoclinic crystal or amorphous powder, non-toxic, odorless, stable in the air. Relative density: 2.16. insoluble in water, aqueous solution is weakly acidic, solubility in water: 0.02 %(15℃). easily soluble in acids and Ammonium salt solution. Can be easily decomposed into magnesia and carbon dioxide incalcination. Will release carbon dioxide in diluted acid. Slightly soluble in water.
                                                              Specifications:
                                                              Magnesium carbonate
                                                              A.R.
                                                              C.P.
                                                              USP31
                                                              Item
                                                              Spec.
                                                              Spec.
                                                              Spec.
                                                              Assay(MgO) %
                                                              40.0~44.5
                                                              40.0~44.5
                                                              40.0~45
                                                              HclInsol. in water %
                                                              ≤0.025
                                                              ≤0.05 
                                                              ≤0.05 
                                                              Chlorides(CL) %
                                                              ≤0.01
                                                              ≤0.1
                                                              ≤0.07
                                                              Nitrates(NO3)%
                                                              ≤0.005
                                                              ≤0.01 
                                                              Phosphate(PO4)%
                                                              ≤0.001
                                                              ≤0.05
                                                              Sulfur compound (SO4)%
                                                              ≤0.02
                                                              ≤0.08
                                                              Ba %
                                                              ≤0.01
                                                              ≤0.05
                                                              Ca %
                                                              ≤0.15
                                                              ≤0.25
                                                              ≤0.25
                                                              Fe %
                                                              ≤0.005
                                                              ≤0.01
                                                              ≤0.02
                                                              Sol. in water %
                                                              ≤0.4
                                                              ≤0.5
                                                              ≤1.0
                                                              Carbonates basic %
                                                              Pass
                                                              Pass
                                                              Heav metal(Pb)%
                                                              ≤0.002
                                                              ≤0.005
                                                              ≤0.002
                                                              Zn%
                                                              ≤0.01
                                                              ≤0.02
                                                              As%
                                                              ≤0.0002

                                                              Product Usage: Used in the manufacture of magnesium salts, magnesia, fireproof paint, printing ink, glass, toothpaste, cosmetics, rubber filler etc.
                                                              Packaging:25kg cardboard drum, lined with double-layer plastic bag
                                                              Storage Precautions:Stored in cool, draughty and dry place at room temperature.
                                                              MSDS: Download
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