Magnesium Trisilicate, Powder, USP
|
Chemical Formula |
2MgO.3SiO2.xH2O |
|
Molecular Weight |
F.W. 260.86 + xH2O |
|
CAS # |
39365-87-2 |
|
Safety Information |
|
|
Health Hazard |
1 |
|
Fire Hazard |
0 |
|
Reactivity |
0 |
|
|
|
|
Test |
Specification |
| Assay (MgO) | Min. 20.0% |
| (SiO2) | Min. 45.0% |
| Water | 17.0-34.0% |
| Acid-Consuming Capacity (0.1N HCl/g) | 140-160 ml |
| Ratio (SiO2:MgO) | 2.10-2.37 |
| MAXIMUM LIMITS | |
| Soluble Salts | 1.5% |
| Chloride | 0.055% |
| Sulfate | 0.5% |
| Free Alkali | To pass test |
| Arsenic | 8 pp |
|
UPS limit |
150 lb |
|
Storage Information |
HYGROSCOPIC: Keep tightly closed. |
Chemical information and descriptions have been provided by Spectrum Chemicals.
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