Index for Chemically Pure grade Magnesium Carbonate(MgCO3)
| Index |
Chemical purity grade |
| ZH-1 |
ZH-2L |
ZH-2H |
ZH-3 |
ZH-4 |
ZH-5 |
|
| MgO≥% |
40.0-44.5 |
40.0-44.5 |
40.0-44.5 |
40.0-44.5 |
41 |
20-25 |
| Appearance |
Light White Power |
Light White Power |
Heavy White Power |
Light White Power |
Light White Power |
Filter cake |
| Acetic acid solution |
qualified |
qualified |
qualified |
qualified |
qualified |
qualified |
| HCL insolution ≤% |
0.01 |
0.01 |
0.01 |
0.01 |
0.1 |
0.01 |
| Water soluble matter ≤% |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
| Loss on ignition≤% |
55.5-60.0 |
55.5-60.0 |
55.5-60.0 |
55.5-60.0 |
54-58 |
55-80 |
| Chlorid ≤% |
0.05 |
0.05 |
0.05 |
0.05 |
0.1 |
0.05 |
| N ≤% |
0.1 |
0.1 |
0.1 |
0.1 |
|
0.1 |
| Sulphate ≤% |
0.01 |
0.01 |
0.01 |
0.01 |
0.1 |
0.01 |
| Phosphate ≤% |
0.002 |
0.002 |
0.002 |
0.002 |
|
0.002 |
| CaO ≤% |
0.1 |
0.1 |
0.1 |
0.05 |
0.4 |
0.05 |
| Fe ≤% |
0.005 |
0.005 |
0.005 |
0.002 |
0.015 |
0.002 |
| As ≤% |
0.0001 |
0.0001 |
0.0001 |
0.0001 |
0.0001 |
0.0001 |
| Heavy metal ≤% |
0.001 |
0.001 |
0.001 |
0.001 |
0.003 |
0.001 |
| Zn ≤% |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
| K ≤% |
0.005 |
0.005 |
0.005 |
0.005 |
0.005 |
0.005 |
| Na ≤% |
0.05 |
0.05 |
0.05 |
0.005 |
0.05 |
0.05 |
| Ba ≤% |
0.0015 |
0.0015 |
0.0015 |
0.0015 |
0.005 |
0.0015 |
| Mn ≤% |
0.0015 |
0.0015 |
0.0015 |
0.0015 |
0.005 |
0.0015 |
| Bulk density（g/ml） |
≤0.15 |
≤0.15 |
≥0.3 |
≤0.3 |
≤0.15 |
--- |
| Particle size D50 ≤ |
10 |
45 |
20-45 |
6 |
20 |
20 |
| Water ≤ % |
3 |
3 |
3 |
3 |
3 |
40-80 |
| Screen tailings |
|
|
|
|
|
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Wuxi Zehui Chemical Co.,Ltd is established in 2001 with import and export rights. Wuxi City is closed to Shanghai where is easily for import-export. The company has passed ISO9001:2008 certificate. We specialize in manufacturing Magnesium Oxide, Magnesium Carbonate, Magnesium Hydroxide, Zinc Oxide, Zinc Carbonate. With yearly output of Magnesium reaching 100,000 tons, the company is strongly competitive among the industry. Meanwhile, with the high export rate of over 50%, the company enjoys a good reputation in a wide range of loyal clients and distributors. Wuxi Zehui Chemical Co.,Ltd is always looking for new partners to build up new successful cooperation.
