Product Description
CAS No.: 513-77-9
EC No.: 208-167-3
UN No.: 1564
Molecular Formula: BaCO3
Appearance: White Crystals
Use: It can be used in barium salt, optical glass, ceramics etc. Packing: In woven bag lined with plastic, neutral packing.
EC No.: 208-167-3
UN No.: 1564
Molecular Formula: BaCO3
Appearance: White Crystals
Use: It can be used in barium salt, optical glass, ceramics etc. Packing: In woven bag lined with plastic, neutral packing.
ITEM
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Tech Grade
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Best Grade
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First Grade
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Qualifier Grade
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Appearance
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White Powder
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Assay (BaCO3)
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99.2% Min
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99.0% Min
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98.5% Min
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Moisture
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0.3% Max
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0.3% Max
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0.3% Max
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Ignition Residue of HCL Insolubles
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0.15% Max
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0.25% Max
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0.5% Max
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Total Sulfur (as SO4)
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0.25% Max
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0.35% Max
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0.45% Max
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Chlorine
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0.01% Max
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——
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——
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Fe
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0.004% Max
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0.004% Max
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0.008% Max
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125μm Test Sieve Residue
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0.2% Max
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0.3% Max
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0.5% Max
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850μm Test Sieve Residue
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1.0% Max
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1.0% Max
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1.0% Max
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150μm Test Sieve Residue
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85.0% Max
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85.0% Max
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85.0% Max
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