Potassium carbonate CAS NO.584-08-7

For food & technical grade used in television glass shell; chemical fertilizers; electric welding rods; pharmacy; hydrogen Potas…

For food & technical grade used in television glass shell; chemical fertilizers; electric welding rods; pharmacy; hydrogen Potassium Carbonate is used as raw materials in manufacturing electro tube, TV kinescope, computer display. It is applied in optical glass improving clarity, strength and refractive index. It is also applied in electrode avoiding electric arc breaking-off during welding. It is used to produce food additives like potassium sorbate, monopotassium phosphate, etc. Potassium Carbonate is foliar spray fertilizer and a constituent of compound fertilizer. In dyeing industry, it is used to produce vat dyestuff and discharge of ice dyeing. It is absorbent removing hydrogen sulfide and carbon dioxide; dry powder extinguisher mixed with soda; auxiliary raw material for producing alcohol and acetone; and anti-aging agent in rubber production. Its solution is used in boiling and scouring of cotton cloth and wool's degreasing. In addition, it is also used in manufacture of printing ink, photograph-drug, polyester, explosives, electroplating, tanning, ceramic, building materials, crystals and medicine.   CHEMICAL CONTENTSTypicalK2CO399.0 pct minChlorides as KCL0.01 pct maxSulphates as K2SO40.01 pct maxWater insolubles0.02 pct maxFe0.001 pct maxLoss on ignition0.6 pct maxParticle size (1.4mm residue on sieve)1.0 pctParticle size (180um residue on sieve)90 pctBulk Density m/l1.3Heavy metal (Pb)0.02 pct maxAs0.0003 pct max -