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Metals & Elements

Selenium Powder Black Extra Pure

RA002268 CAS 7782-49-2 Extra Pure

Identity

Product code
RA002268
CAS number
7782-49-2
Grade
Extra Pure
Purity
99.5% trace metal basis
Molecular formula
Se
Molecular weight
78.96

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Colour Black powder —
Odour Odorless —
Melting point/ Freezing point [°C] 217 °C °C
Boiling point [°C] 685 °C °C
Density [g/cm3] 4.81 g/cm3 g/cm3
Solubility in water [% weight] Insoluble in water —

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

Specifications

ParameterSpecificationUnit
Appearance Gray to black powder —
Assay Min 99.5 % %
Trace metal analysis Max 0.5 % %

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
100 g RA002268-PK-100G
500 g RA002268-PK-500G