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Potassium carbonate Chinese standard Potassium carbonate (KCO3)
|
Name |
I type |
II type |
| Top-grade |
First grade |
Qualified product |
Color tube grade |
| KCO3≥% |
990 |
98.50 |
960 |
990 |
| KCl ≤% |
0.01 |
0.10 |
0.20 |
0.03 |
| K2SO ≤% |
0.01 |
0.10 |
0.15 |
0.04 |
| Fe ≤% |
001 |
003 |
0.010 |
001 |
| Water insoluble matter ≤% |
0.02 |
0.05 |
0.10 |
0.04 |
| Residue on ignition ≤% |
0.60 |
10 |
0.10 |
0.04 |
| NaCO3 ≤% |
|
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|
0.8 |
|
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Uses : used in display tube, glass and electrode. |
|
Chinese standard |
Internal standard |
| Item |
First grade |
agglomeration/granule |
Non-agglomeration |
| KNO3 ≥ |
99.40% |
99.40% |
99.40% |
| K2CO3 ≤ |
|
0.02% |
(0.9-1.2) |
| KCl ≤ |
0.02% |
0.02% |
0.02% |
| NH4+ ≤ |
|
0.02% |
0.02% |
| K2SO4 ≤ |
0.01% |
0.01% |
0.01% |
| Water insoluble matter ≤ |
0.02% |
0.02% |
0.02% |
| NaNO3 ≤ |
|
0.45% |
0.45% |
| Moisture ≤ |
|
0.10% |
0.10% |
| Light transmittance ≥ |
|
95% |
95% |
| Moisture adsorption ≤ |
0.25% |
|
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| Fe ≤ |
003% |
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Uses : used in fire powder, optical glass, ammonia catalyst, metal heating treatment, firework, or used in drug, agriculture and tobacco. |
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| Product name |
Unit |
Value |
| Methanol= |
% |
95.5% |
Methanol Uses : used in the production of formaldehyde and Block board
Transportation: trough tank.
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Ammonium chloride (NH4Cl) |
Industrial grade
| Index name |
Industrial grade |
Agricultural grade (wet) |
Agricultural grade (dry) |
| First grade |
Qualified product |
Internal standard |
| NH4Cl(dry)≥ |
99.30% |
99% |
97% |
85% |
92% |
| Moisture ≤ |
0.70% |
1% |
1% |
5% |
0.50% |
| Residue on ignition≤ |
0.40% |
0.40% |
2.50% |
|
|
| Fe≤ |
00% |
00% |
|
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| SO4≤ |
0.02% |
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Properties:
colorless cubic crystal or white crystal. salt and bitter. relative density 1.527.
Uses : used in floatation, tannage, fertilizer, dyeing auxiliary, plating additive, flux, or used in tin plating, galvanizing, drugs, candle and precise casting. |
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