1. Basic information:
Product Name: Potassium Carbonate K2CO3
CAS No.: 584-08-7
Molecular Weight: 138.21
Structural Formula K2CO3
EINECS: 209-529-3
Synonyms: potassium carbonate anhydrous, potassium carbonate hemihydrate, dipotassium carbonate, carbonic acid, dipotassium salt, carbonate of potash, salt of tartar, alt of wormwood, pearl ash
Properties: in granule or powder depending on its production method, colourless and smelless
Applications:
1/ In production of potassium silicate, potassium phosphate, and other potassium composites
2/ In production of optical glass, TV tube glass, PDP glass, etc
3/ As food additives such as noodle enhancer, cocoa
4/ In detergents, pesticides, feeds, etc
5/ In the fertilizer industry for removal of carbon dioxide from the ammonia production synthesis gas coming from the steam reformer
6/ As an ingredient in welding fluxes, and in the flux coating on arc welding rods
| Product | Grade | Form |
| Potassium Carbonate | potasium carbonate with heavy density | white granule |
| potasium carbonate special for printing and dyeing | white granule | |
| patassium carbonate pharmaceutical industry | white granule or powder | |
| potassium carbonate food additive | white granule or powder | |
| agracultural fertilizer potassium carbonate | white granule |
Types | Food Grade | Tech Grade | First Grade |
Purity (as K2CO3) | 99% min | 99% min | 98.5% min |
Chloride (as KCl) | 0.01% max | 0.03% max | 0.1% max |
Sulphate (as K2SO4) | 0.01% max. | 0.04% max | 0.1% max |
Iron | 0.001% max | 0.001% max | 0.003% max |
Insoluble matter in water | 0.02% max | 0.04% max | 0.05% max |
Burnt Loss | 0.6% max | 0.8% max | 1% max |
Relative Density | 2.428 | 2.428 | 2.428 |
Melting Point | 891 | 891 | 891 |
Packing | In 25 KGS net plastic woven bag inner with plastic bag or kraft paper bag. | ||