Barium carbonate |
Molecular formula:BaCO3
Molecular weight:197.35
Use:It can be used in barium salt,,optical glass,ceramics etc.
Packing:In woven bag with plastic lining,neutral packing.
Weight:25kg,50kg,100kg
Technical parameters
Standard No.:GB1614-89
|
Best quality |
First quality |
Qualifier |
| Assay(BaCO3 )%≥ |
99.2 |
99.0 |
98.5 |
| Moisture%≤ |
0.30 |
0.30 |
0.50 |
| Ignition residue of Hcl insolubles %≤ |
0.15 |
0.25 |
0.50 |
| Total sulfur%≤ |
0.20 |
0.30 |
0.40 |
| Ferrum%≤ |
0.004 |
0.004 |
0.008 |
| Fineness:floury 125μm test sieve residue %≤ |
0.20 |
0.30 |
0.50 |
| Fineness:floury 850μm test sieve residue%≤ |
1 |
1 |
1 |
| Fineness:floury 150μm test sieve residue%≥ |
75 |
75 |
75 |
 
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