SpecificationsUsed in the manufacture of magnesium, magnesium oxide, fireproof, paint, ink, pottery, glass, toothpaste, rubber, pigment, datelmagnesium carbonate 41%-43% 1. MgO content 41%-43% 2. White powder 3. Strength production capabilitymagnesium carbonate Used in the manufacture of magnesium, magnesium oxide, fireproof, paint, ink, pottery, glass, toothpaste, rubber, pigment, dately used product industry, also as food additive and anti-acid agent in pharmaceutical industry, as high-quality filler and reinforcement agent of rubber products, as fireproof and thermal insulation materials resistant to high temperature. Packing: pp woven bag lined with polyethylene plastic bag, 20kg/bag Standard: HG/T2959-2000Items The excellent grade/Light The first grade/Light The qualifiedgrade Industrial grade/HeavyMgO 41-43.5 40-43.5 38 40-41CaO 0.43 0.7 1.0 0.7Water 2.0 3.0 4.0 3.0Chloride 0.1 0.15 0.3 0.5Fe 0.02 0.05 0.08 0.05Acid-insoluble substance 0.1 0.15 0.2 0.15Sulphate 0.1 0.15 0.3 2Mn 0.004 0.004 - 0.004loss on ignition 54-58 54-58 52.0 54-58Accumulation density g/ml 0.12 0.14 - 0.4Screen Residues 150um 0.025 0.03 0.03 0.0375um 1.0