 Potassium
Carbonate |
| Synonyms: |
Potash, Sal tartari and Salt of sartar |
| Structure Formula: |
K2CO3 |
| Molecular Weight.: |
138.20 |
| Character : |
white powder or granule. Easily deliquesced when exposed
in air. Dissolve easily in water, not dissolved in ethanol and
ether. |
| Specifications : |
Index name
|
Index Value |
Premium grade |
first grade |
Qualified grade |
Color-grade |
Assay ≥ |
99.0% |
98.5% |
96.0% |
99.0% |
Chlorides as KCl ≤ |
0.01% |
0.10% |
0.20% |
0.03% |
Sulphates as K2SO4 ≤ |
0.01% |
0.10% |
0.15% |
0.04% |
Ferrum as Fe |
0.001% |
0.003% |
0.010% |
0.001% |
Water insolubles ≤ |
0.02% |
0.05% |
0.10% |
0.04% |
Loss after burning ≤ |
0.60% |
1.00% |
1.00% |
0.80% |
|
| Analytical
standard: |
according
to GB/T1587-2000 standard. |
| Storage: |
stored in a cool, dry, well-ventilated area or cabinet. |
| Packing: |
50kg net per pp woven bag with inner plastic bag. |
| Application: |
a basic inorganic chemical material used in production of
glass, inorganic salts, food additive, pharmaceuticals, agrochemicals,
dye and pigments. |
