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Inorganic Salts

Sodium Carbonate Anhydrous Extra Pure

RA002341 CAS 497-19-8 Extra Pure

Identity

Product code
RA002341
CAS number
497-19-8
Grade
Extra Pure
Purity
99.5%
Molecular formula
Na2CO3
Molecular weight
105.99

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Colour White powder —
Odour Odorless —
pH value 12 —
Melting point/ Freezing point [°C] 851 °C °C
Boiling point [°C] 400 °C °C
Density [g/cm3] 2.532 g/cm3 g/cm3

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

Specifications

ParameterSpecificationUnit
Appearance White crystalline or granular powder —
Assay Min 99.5 % %
Moisture (300 °C) Max 1.5 % %
Chloride (Cl) Max 0.01 % %
Silicate (SiO2) Max 0.02 % %
Sulphate (SO4) Max 0.02 % %
Iron (Fe) Max 0.005 % %
Heavy metal Max 0.003 % %

6 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 RA002341-PK-25KG
500 g RA002341-PK-500G
50 kg RA002341-PK-50KG
5 kg RA002341-PK-5KG