High purity Potassium carbonate with best price and good quality

Product Name:

Potassium carbonate

Synonyms:

SALT OF TARTAR;PEARL ASH;potassium carbonate anhydrous;POTASSIUM CARBONATE;POTASH;carbonatedepotassium;carbonateofpotash;Carbonic acid potassium salt

CAS:

584-08-7

MF:

CK2O3

MW:

138.21

Mol File:

584-08-7.mol

Chemical Properties

melting point 

891 °C(lit.)

density 

2.43 g/mL at 25 °C

storage temp. 

Store at RT.

solubility 

H2O: 1 M at 20 °C, clear, colorless

Water Solubility 

1120 g/L (20 ºC)

Sensitive 

Hygroscopic

Stability

Stable. Incompatible with moisture, acids, magnesium bromine trifluoride and magnesium bromine trichloride.

Specification

Index name

First
Grade

Second Grade

Three
Grade

Standard

Content/%

≥99.5

≥99.0

≥98.0

As per your requirement

Clarity test

Qualified

Qualified

Qualified

Insoluble matter in water /%

≤0.005

≤0.005

≤0.03

Loss on drying/%

≤0.8

≤1.0

≤2.0

Chloride (Cl) /%

≤0.001

≤0.003

≤0.01

Sulphur compound (as SO4) /%

≤0.002

≤0.003

≤0.01

Total nitrogen(N) /%

≤0.001

≤0.001

≤0.01

Phosphate and Silicate(as SiO2) /%

≤0.004

≤0.005

≤0.02

Sodium(Na) /%

≤0.02

≤0.05

≤0.10

Magnesium(Mg) /%

≤0.000 5

≤0.002

≤0.005

Aluminum(Al) /%

≤0.005

-

-

Calcium(Ca) /%

≤0.002

≤0.002

≤0.02

Iron(Fe) /%

≤0.000 5

≤0.000 5

≤0.002

Copper(Cu) /%

≤0.000 5

≤0.000 5

≤0.001

Arsenic(As) /%

≤0.000 05

-

-

Plumbum(Pb) /%

≤0.0005

≤0.0005

0.001