Product Name: Precipitated Barium Sulfate (JX70)
Molecular Formula: BaSO4
Molecular Weight: 233.40
Quality Standard: GB/T2899-2017
| Index Name | Class I | ||||
| Superior Product | First Class Product | Qualified Product | |||
| Barium Sulfate (BaSO4) Content (Dry Basis) | % ≥ | 98.0 | 97.0 | 95.0 | |
| 105 ℃ Volatile Matter | % ≤ | 0.30 | 0.30 | 0.50 | |
| Water Soluble Matter Content | % ≤ | 0.30 | 0.30 | 0.50 | |
| Iron (Fe) Content | % ≤ | 0.004 | 0.006 | - | |
| Whiteness | % ≥ | 94 | 92 | 88 | |
| Oil Absorption | g/100g | 15-30 | 10-30 | - | |
| PH | 6.5-9.0 | 5.5-9.5 | 5.5-9.5 | ||
| fineness (45μm, test sieve residue) | ≤ | 0.2 | 0.2 | ||
| particle size distribution | less than 10μm | ≥ | 80 | - | - |
| less than 5μm | ≥ | 60 | - | - | |
| less than 2μm | ≥ | 25 | - | - | |
| D50 (micron) | 0.8 | 0.8 | 0.8 | ||
| conductivity (us/cm) | ≤ | 120 | 120 | 120 | |
packaging and transportation: double-layer packaging, inner packaging with polyethylene plastic film bag, outer packaging with plastic textile bag or composite plastic textile bag. Each bag has a net weight of 25 or 50kg. Rain, moisture and exposure should be avoided during transportation.
