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 ashProperties: in granule or powder depending on its production method, colourless and smellessApplications:
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
ProductGradeFormPotassium Carbonatepotasium carbonate with heavy densitywhite granulepotasium carbonate special for printing and dyeingwhite granulepatassium carbonate pharmaceutical industrywhite granule or powderpotassium carbonate food additivewhite granule or powderagracultural fertilizer potassium carbonatewhite 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.