REACH Metals Gateway

Arsenic [As]

The Arsenic Consortium was founded by 7 companies in 2009 for one aim: jointly fulfilling the requirements laid down by the EU REACH Regulation.

Since 1st of January 2018, the Consortium is also working on environment, health and safety (EHS) items concerning Arsenic and its compounds and is hosted by ROSC bvba.

More information:

Contact person: Karine Van de Velde (


Arsenic Consortium Fact Sheet 

Name Formula EINECS CAS Contact Point
Arsenic (Metal) As 231-148-6 7440-38-2
Arsenic trichloride AsCl3 232-059-5 7784-34-1
Diarsenic trioxide As2O3 215-481-4 1327-53-3
Gallium arsenide GaAs 215-114-8 1303-00-0

Last page update: 12 January 2024