Selenium dioxide



CAS : 7446-08-4 / Einecs : 231-194-7

Formula : SeO2


Synonyms : Selenium(IV) oxide, Selenous anhydride

Product description : selenium dioxide comes as a white powder, odorless and hygroscopic, with a purity of 99.8% minimum.

Uses : selenium dioxide is used in surface treatment as a catalyst, in formulation, as a raw material for the extraction of manganese or as a colorant.

Packaging : 25kg drums (other types of packaging available upon request)

Availability : on stock

Storage : store in a cool, dry, well-ventilated place. Keep the product in its original packaging, tightly closed. Protect from moisture, air and water. Do not store with food products.

Safety / MSDS : for industrial use only.

Pictograms : Selenium dioxide


ADR / IMDG / IATA : Class 6.1

UN : 3283

Packing Group : I

MSDS available upon request :

Reach : according to Regulation (EC) No. 1907/2006 (REACH)


The information is given to the best of our current knowledge but with no obligation. A.M.P.E.R.E. is not responsible for incorrect information.