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Metals & Elements

Sodium Metal Extra Pure

RA002314 CAS 7440-23-5 Extra Pure

Identity

Product code
RA002314
CAS number
7440-23-5
Grade
Extra Pure
Purity
98%
Molecular formula
Na
Molecular weight
22.99

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Solubility in water [% weight] Decomposes violently in water —
Colour Silvery white —
Odour Odorless —
Melting point/ Freezing point [°C] 97.8 °C °C
Auto-ignition temperature [°C] Min 115 °C °C
Flash point [°C] 82 °C °C
Boiling point [°C] 883 °C °C
Vapour density 0.003 —
Density [g/cm3] 0.968 g/cm3 g/cm3

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

Specifications

ParameterSpecificationUnit
Appearance Silvery white soft, waxy surface —
Silver (Ag) Max 0.002 % %
Assay Min 98 % %
Melting point Approx. 97 °C °C
Chlorine and bromine Max 0.002 % %
Sulphur (S) Max 0.003 % %
Barium (Ba) Max 0.0005 % %
Boron (B) Max 0.0005 % %
Calcium (Ca) Max 0.05 % %
Lithium (Li) Max 0.002 % %

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

Packaging

Pack size SKU
250 g RA002314-PK-250G
500 g RA002314-PK-500G