Potassium carbonate

Molecular Formula:

K2CO3

Properties:

white powder or crystalline granule

Uses:

important material of inorganic chemical industry, used in TV tube, decarbonization, welding rod, drug, oxydol, film, enamel, printing, dyeing and potash glass.

Index name/Standard/Grade

             1

2

Top-grade

First grade

Qualified product

Color TV grade

Potassium carbonate(K2CO3)% ≥

99.00

98.50

96.00

99.00

Chloride(as KCL)%≤

0.01

0.10

0.20

0.03

Sulfur compound(as K2SO4)%≤

0.01

0.10

0.15

0.04

Fe %≤

0.001

0.003

0.010

0.001

Water insoluble matter %≤

0.02

0.05

0.10

0.04

Loss on ignition %≤

0.60

1.00

1.00

0.80