Skip to content
Metals & Elements

Selenium Dioxide (Sublimed)

RA002271 CAS 7446-08-4 Extra Pure

Identity

Product code
RA002271
CAS number
7446-08-4
Grade
Extra Pure
Purity
98%
Molecular formula
SeO2
Molecular weight
110.96

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Colour Almost White —
Odour Vapor has a pungent sour smell —
Melting point/ Freezing point [°C] 315 °C °C
Density [g/cm3] 3.95 g/cm3 g/cm3

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

Specifications

ParameterSpecificationUnit
Appearance White to pink powder or crystals —
Assay Min 98 % %
Chloride (Cl) Max 0.05 % %
Sulphate (SO4) Max 0.005 % %
Iron (Fe) Max 0.005 % %

Packaging

Pack size SKU
100 g RA002271-PK-100G
500 g RA002271-PK-500G