Talc powder

Category :	Inorganic chemicals
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Packing :	25kgs net paper bag(1x20'FCL=12.5mts)
Product description :	Molecular Formula: H2Mg3O12Si4CAS Number: 14807-96-6Despcription: mp: 800癈SpecificationPharm. gradeAppearance: White powder without odorAcid soluble matter: 2.00% maxWater soluble matter: 0.20% maxAcid and alkali: neutralAs: 2ppm maxPb: 2ppm maxHeavy metals: 40ppm maxWater: 0.30% maxLoss on ignition: 6.00%(1000℃1h) maxWhiteness: 92.0 minParticle size (through 325 mesh): 98% minTechnical gradeLoss on ignition ( 1000癈): 7.0% maxSiO2: 60.0% minMgO: 31.0% min CaO: 0.50% maxFe2O3: 0.30% maxAl2O3: 0.30% max., Whiteness: 90.0% minParticle size (through 325 mesh): 98% min.
Synonyms :	no data

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