| Customization: | Available |
|---|---|
| CAS No.: | 584-08-7 |
| Formula: | K2co3 |
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Potassium carbonate, white crystalline powder. The density is 2.428g/cm3. Melting point 891 ºC, decomposition at boiling point, relative molecular weight 138.21. Soluble in water, the aqueous solution is alkaline, insoluble in ethanol, acetone and ether. It has strong hygroscopicity and can absorb carbon dioxide and water when exposed to the air. It should be sealed and packed. Hydrate has one water, two water and three water. The aqueous solution of potassium carbonate is alkaline. Insoluble in ethanol and ether.
Product:Potassium carbonate
Standard:GB/T1587-2000
Molecular formula:K2CO3
Property:white powder or crystal granule.Soluble in water,alkaline solution,strong moisture absorption,easy to form cakes.
Use:Mainly used for large fertilizer decarburization, welding, pharmaceutical, hydrogen peroxide, film, ceramics, printing and dyeing.Also used in potassium glass and other industries, but also an important inorganic chemical raw materials.
Packing:paper-plastic bag, net weight 25kg/g, 50kg/g, 1000kg/g.
Indicators:
| Indicators | ||||
| Excellent | First grade | Qualified | CPT class | |
| Potassium carbonate(K2CO3)% ≥ | 99.00 | 98.50 | 96.00 | 99.00 |
| Chloride (KCL)%≤ | 0.01 | 0.10 | 0.20 | 0.03 |
| Sulfur compounds (as K2SO4)%≤ | 0.01 | 0.10 | 0.15 | 0.04 |
| IronFe %≤ | 0.001 | 0.003 | 0.010 | 0.001 |
| Water insolubler %≤ | 0.02 | 0.05 | 0.10 | 0.04 |
| Thermal flux vector %≤ | 0.60 | 1.00 | 1.00 | 0.80 |
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