Formula:BaCO3 (LIGHT No.1)Description: White powder Specifications:(tested according to GB/T 1614-1999)BaCO399% minTotal sulphur(SO4)0.30% maxHCl-insoluble0.25% maxIron (Fe)0.004% maxMoisture0.30% maxBulk density g/cm31.21 max125μm sieve residue0.30% max Uses: Mainly used in magnet material, electronic ceramics, water purification, coating, paint, pigment, building materials, steel and iron carbonization, making other barium salts and reagents. Formula: BaCO3 (LIGHT No.2)(water purification) Description: White irregular powder Specifications:(tested according to GB/T 1614-1999)Reaction Efficiency:85%minBaCO399% minTotal sulphur(SO4)0.30% maxHCl-insoluble0.25% maxIron (Fe)0.004% maxMoisture0.30% maxBulk density g/cm30.95max125μm sieve residue0.30% max Uses: Mainly used in water purification magnet material. electronic ceramics, coating paint.Formula: BaCO3 (FREE FLOWING) Description: White powder, good fluidity. Specifications:(tested according to GB/T 1614-1999)BaCO399% minTotal sulphur(SO4)0.30% maxHCl-insoluble0.25% maxIron (Fe)0.004% maxMoisture0.30% maxBulk density g/cm31.48 min125μm sieve residue0.30% max Uses: Mainly used in kinescope, optical glass buiding material and making other barium salts.Formula: BaCO3 (DRY GRANULAR) Description: Irregular shape granule. Specifications:(tested according to GB1614-99) BaCO399% minTotal sulphur(SO4)0.30% maxHCl-insoluble0.25% maxIron (Fe)0.004% maxMoisture0.30% max+850um seive residue1% max+150um seive residue85% min Uses: Mainly used in kinescope, optical glass rad devices, making other barium salts and reagents.Formula: BaCO3 (LESS Fe) Description: White powder. Specifications:(tested according to GB/T 1614-1999)BaCO399% minIron0.0010 maxBulk density g/cm31.21 maxActivity80% min125um sieve residue0.50% max Uses: Used in salt water purification for elctrolysis.