| Molecular formula |
MgCl2﹒6H2O |
| Molecular weight |
203.30 |
| CAS NO |
7786-30-3 |
| Characters |
Colorless crystal |
| Use |
Used to testing of phosphoric acid and produce pharmaceutical of magnesia compound. |
| Specification |
Excellent grade pure, Analytically pure , chemically pure |
| Executive standard |
GB/T 672-1988. |
| Technical index |
|
Name
|
Excellent grade pure(%)
|
Analytically pure (%)
|
Chemically pure(%)
|
|
Content
|
≥99.0
|
≥98.0
|
≥97.0
|
|
Clarity test
|
qualified
|
qualified
|
qualified
|
|
Water undissolved substance
|
≤0.003
|
≤0.005
|
≤0.01
|
| Ethanol solubility test |
qualified
|
qualified
|
qualified
|
| Sulfate(SO4) |
≤0.002
|
≤0.005
|
≤0.01
|
| Phosphate(PO4) |
≤0.0005
|
≤0.001
|
≤0.002
|
| Total nitrogen content(N) |
≤0.002
|
≤0.005
|
≤0.01
|
|
Natrium(Na)
|
≤0.005
|
—
|
—
|
|
Potassium(K)
|
≤0.005
|
—
|
—
|
|
Calcium(Ca)
|
≤0.01
|
≤0.05
|
≤0.10
|
|
Ferrum(Fe)
|
≤0.0002
|
≤0.0005
|
≤0.001
|
| Barium and Strontium(Ba) |
≤0.002
|
≤0.005
|
≤0.005
|
|
Heavy metal(Pb)
|
≤0.0002
|
≤0.0005
|
≤0.001
|
|
| Packing |
500kg for bottle packing, 40kg for pail packing, 25kg for paper plastic packing. |
