1.Potassium carbonate
Cas No.: 584-08-7
Einecs No.: 209-529-3
Formula: K2CO3
Formula weight: 138.19
Property: white powder or granule, easily deliquesced in the air, soluble in water present alkaline solutions, not dissolved in ethanol and ether.
2.Specification:
|
Grade |
Premium grade |
First grade |
Qualified grade |
Color grade |
|
Purity% ≧ |
99.0 |
98.5 |
96.0 |
99.0 |
|
Chloride %≦ |
0.01 |
0.1 |
0.20 |
0.03 |
|
Sulphate% ≦ |
0.01 |
0.1 |
0.15 |
0.04 |
|
Fe% ≦ |
0.001 |
0.003 |
0.010 |
0.001 |
|
Water insoluble% ≦ |
0.02 |
0.05 |
0.10 |
0.04 |
|
Loss after Burning% ≦ |
0.60 |
1.00 |
1.00 |
0.80 |
3.PackagingPackaging Details: 25kg pp woven bag or according to customer’s requirement
4. Function & Application
Mainly used in the manufacturing of optical glasses, electronic tubes, fertilizers, decarbonizers, pharmaceuticals, agricultural chemical, inorganic dyes and pigments.
