Hydrogen sulphideH2S
CAS-No.: | 7783-06-4 |
|---|---|
UN-No.: | 1053 |
EC-No.: | 231-977-3 |
Hazard identification number: | 263 |
Hazard signs
*Source: GESTIS Substance Database, https://gestis-database.dguv.de
Occupational exposure limit
WORKPLACE SAFETY AND HEALTH (SG)
- PEL (LT) (ppm) 10
- PEL (LT) (mg/m3) 14
- PEL (ST) (ppm) 15
- PEL (ST) (mg/m3) 21
- H: 220
Extremely flammable gas.
- H: 280
Contains gas under pressure; may explode if heated
- H: 330
Fatal if inhaled
- H: 335
May cause respiratory irritation
- H: 400
Very toxic to aquatic life
- P: 210
Keep away from heat/
sparks/open flames/hot
surfaces. — No smoking.
- P: 260
Do not breathe dust/fume/gas/mist/vapours/spray.
- P: 273
Avoid release to the environment.
- P: 304 + 340 + 315
- P: 377
Leaking gas fire: Do not extinguish, unless leak can be stopped safely.
- P: 381
Eliminate all ignition sources if safe to do so.
- P: 403
Store in a well-ventilated place.
- P: 405
Store locked up.
No statement for this group.
No GHS Classification available at the moment.
*Source: GESTIS Substance Database, https://gestis-database.dguv.de
Melting point:
-85.7 °C Boiling Point:
-60.2 °C Density (at 20 °C, if not notified otherwise):
0,0015359 (0°C) g/cm3Ionization:
10.457 ± 0.012 eVIgnition Temperature:
270 °C Vapour Pressure (at 20 °C, if not notified otherwise):
18190 hPaLower Explosive Limit:
3.9 Vol.-%Upper Explosive Limit:
50.2 Vol.-%
*Source: GESTIS Substance Database, https://gestis-database.dguv.de
Also known as:
- Dihydrogen sulfide
- Hydrogen sulfide
- Hydrosulfuric acid
- Sewer gas
- sulfane
- Sulfuretted hydrogen
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Suitable products for Hydrogen sulphide H2S
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