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Inorganic Salts

Potassium Carbonate Anhydrous Extra Pure

RA002110 CAS 584-08-7 Extra Pure

Identity

Product code
RA002110
CAS number
584-08-7
Grade
Extra Pure
Purity
99%
Molecular formula
K2CO3
Molecular weight
138.21

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Colour White crystalline —
Odour Odorless —
pH value 11 - 13 —
Melting point/ Freezing point [°C] 891 °C °C
Density [g/cm3] 2.43 g/cm3 g/cm3

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit Method
Appearance A hygroscopic white crystalline powder or granules — —
Magnesium (Mg) Max 0.01 % % —
Assay Min 99 % % acidimetric
Insoluble matter in water Max 0.02 % % —
Loss on drying (300 °C) Max 3 % % —
Chloride (Cl) Max 0.01 % % —
Phosphate (PO4) Max 0.005 % % —
Sulphate (SO4) Max 0.05 % % —
Calcium (Ca) Max 0.01 % % —
Iron (Fe) Max 0.01 % % —

5 grades of this substance are listed. Each grade is a separate product with its own specifications, pack sizes and documents.

Packaging

Pack size SKU
25 kg RA002110-PK-25KG
500 g RA002110-PK-500G
50 kg RA002110-PK-50KG
5 kg RA002110-PK-5KG