Arsenic trioxideAs2O3

CAS-No.:
1327-53-3
UN-No.:
1561
EC-No.:
215-481-4
Hazard identification number:
60
Hazard signs
GHS05
GHS06
GHS08
GHS09

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

  • H: 300
    Fatal if swallowed.
  • H: 314
    Causes severe skin burns
    and eye damage.
  • H: 350
    May cause cancer.
  • H: 410
    Very toxic to aquatic life with long lasting effects

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

  • Melting point:
    275 °C - 313 °C
  • Boiling Point:
    460 °C
  • Density (at 20 °C, if not notified otherwise):
    3,86 Modifikation Arsenolit; 4,15 Modifikation Claudetit g/cm3
  • Ionization:
    10.4 ± 0.3 eV
  • Hazardous Effects:
    C, R, Ss, Sr
  •  
Important to know:
Substance of very high concern (SVHC) and included in the candidate list for authorisation. Substance of very high concern requiring authorisation before it is used (Annex XIV of REACH). Some uses of this substance are restricted under Annex XVII of

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

Also known as:
  • Arsenic oxide
  • Arseniksuspension
  • Diarsenic trioxide
  • dioxodiarsoxane

Get in touch with Dräger

If you need further advice for the product selection or if you have not yet found what you want, get in touch with us, we'll find a solution for you.

Suitable products for Arsenic trioxide As2O3

Whether portable gas detectors, gas detection tubes or personal protective equipment - Dräger offers a comprehensive portfolio to protect you when handling hazardous substances.

Masks and Filters

Get in touch with Dräger

If you need further advice for the product selection or if you have not yet found what you want, get in touch with us, we'll find a solution for you.

Discover more: Dräger VOICE - The hazmat-based safety product finder

You know what - We know how! Our database provides you with basic information on more than 1,500 hazardous substances and guides you, according to a substance, to suitable gas detectors and protection equipment. Give it a try!

VOICE Hazmat