China Manufacturer High Quality Natural Barium Sulphate Use for Filler, Find details about China Barium Sulphate, Barium Sulfate from Manufacturer High Quality Natural Barium Sulphate Use for Filler
Item | Specification | ||
Standard | High-class | First-calss | Qualified-class |
Purity (BaSO4) | 98% min | 97% min | 95% min |
105°C volatile | 0.3% max | 0.3% max | 0.5% max |
Solubility | 0.3% max | 0.3% max | 0.5% max |
Iron (Fe) | 40ppm max | 60ppm max | - |
Whiteness | 94.0 min | 92.0 min | 88.0 min |
Oil absorption (g/100g) | 10-30 | 10-30 | - |
PH value (100g/L) | 6.5-9 | 5.5-9.5 | 5.5-9.5 |
Fineness:(residue on 0.045mm sieve) | 0.2 | 0.2 | 0.5 |