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Potassium carbonate 99.5%


Synonyms: Carbonate of potash, dipotassium carbonate, sub-carbonate of potash, pearl ash, potash, salt of tartar, salt of wormwood.


Drying agent

Fire extinguishers



effervescent tablets.


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Buy Potassium carbonate 99.5% online | Melbourne, Victoria

Molecular Formula         : K2CO3
CAS No.                             : 584-08-7
Molecular Weight            : 138.205 g/mol 
Boiling Point                     : 234 °C
Melting Point                    : 891 °C
Flash Point                        : Non-flammable
Freezing Point                  : -15 °C
Vapor Pressure                : No data available
Relative vapour density : No data available
Explosive limits                 : No data available
Solubility in water            : 112 g/100 mL (20 °C)
Density                                 : 2.428 (Water = 1)
Appearance                        : White Powder
Odor                                  : Odorless


  1. Carbonic Acid
  2. Dipotassium Salt
  3. Pearl Ash
  4. Potash
  5. Salt of tartar

What are the uses of Potassium carbonate?


The major application of potassium carbonate is in agricultural fertilizer. It helps in the plants growth and the strengthened of roots and stems. It is also helps the water retention in the soil.


The largest consumer of potassium carbonate is the Glass Industry such as Braun Tubes and optical glasses. It is used as a raw materials for production of some electronics product and detergent soaps. Fire extinguisher is also a user of potassium carbonate.

Pharmaceuticals and Laboratory

It is commonly used in Pharmaceutical as a mild drying agent and buffering agent which is help to maintain the acidity of the solution. This can also be used as a medication in a form of tablets which is a mineral supplement that provides potassium in the blood when the blood has a low level of potassium.

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