1)Molecular formula: BaCO3
2)Molecular weight: 197.35
3)an be used in barium salt, , optical glass, ceramics etc.
4)Packing: In woven bag with plastic lining, neutral packing.
5)Weight: 25kg, 50kg, 100kg
6)Technical parameters Standard No.: GB1614-89
| Best quality |
First quality | |
| Assay(BaCO3 )%≥ |
99.2 |
99.0 |
| Moisture%≤ |
0.30 |
0.30 |
| Ignition residue of Hcl insolubles %≤ |
0.15 |
0.25 |
| Total sulfur%≤ |
0.20 |
0.30 |
| Ferrum%≤ |
0.004 |
0.004 |
| Fineness:floury 125μm test sieve residue %≤ |
0.20 |
0.30 |
| Fineness:floury 850μm test sieve residue%≤ |
1 |
1 |
| Fineness:floury 150μm test sieve residue%≥ |
75 |
75 |