SeleniumSe

CAS-No.:
7782-49-2
EC-No.:
231-957-4
Hazard signs
GHS06
GHS08

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

Occupational exposure limit
ACGIH (US)
  • TWA (mg/m3) 0.2
NIOSH (REL) (US)
  • TWA (mg/m3) 0.2
NIOSH (US)
  • IDLH (none) 1 mg Se/m3
Occupational Exposure Limits may differ for your Province. Review your local Occupational Health and Safety Act for more information.
  • H: 301
    Toxic if swallowed
  • H: 331
    Toxic if inhaled

  • H: 373
    May cause damage to organs (state all organs affected, if known) through prolonged or repeated exposure (state route of exposure if it is conclusively
    proven that no other routes of exposure cause the hazard)

  • H: 413
    May cause long lasting harmful effects to aquatic life.

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

  • Melting point:
    217 °C
  • Boiling Point:
    685 °C
  • Density (at 20 °C, if not notified otherwise):
    4,26 ... 4,46 g/cm3
  • Ionization:
    9,75238 eV

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

Also known as:
  • Elemental selenium
  • Feuchtselen Selenium crude
  • Selenium
  • Selenium alloy

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