Potassium carbonate tech grade

product name:potassium carbonate cas no:584-08-7 Property:monoclinic crystal, white powder, granular crystal or prill. Potassium carbonate

CAS NUMBER:584-08-7

Property: Potassium Carbonate is monoclinic crystal, white powder, granular crystal or prill. Specification: Industrial Grade

INSPECT ION ITEM	UNIT	FINE GRADE	TV GLASS GRADE	FIRST GRADE	REGULAR GRADE
Purity(as K2CO3)	% Min	99.0	99.0	98.5	96.0
Chloride(as KCl)	% Max	0.01	0.03	0.10	0.20
Sulphate(as K2SO4)	% Max	0.01	0.04	0.10	0.15
Iron	% Max	0.001	0.001	0.003	0.010
nsoluble matter in water	% Max	0.02	0.04	0.05	0.10
Burnt loss	% Max	0.6	0.8	1.00	1.00

Specification: Food Grade

NSPECT ION ITEM	UNIT	STANDARD
Purity(as K2CO3)	% Min	99.0
Chloride(as KCl )	% Max	0.01
Sulphate (as K2SO4)	% Max	0.01
Iron	% Max	0.001
Insoluble matter in water	% Max	0.02
Burnt loss	% Max	0.6
Arsenic	% Max	0.0003
Heavy Metal(as Pb)	% Max	0.002

Applications : raw materials in manufacturing electro tube, TV kinescope, computer display.  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. foliar spray fertilizer and a constituent of compound fertilizer. In dyeing industry,  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.

Potassium carbonate tech grade