硫化氢H2S
CAS-No.: | 7783-06-4 |
|---|---|
UN-No.: | 1053 |
EINECS No.: | 231-977-3 |
Kemler Code: | 263 |
Hazard signs
*Source: GESTIS Substance Database, https://gestis-database.dguv.de
Occupational exposure limit
WORKPLACE EXPOSURE STANDARDS FOR AIRBORNE CONTAMINANTS (AU)
- TWA (ppm) 10
- TWA (mg/m3) 14
- STEL (ppm) 15
- STEL (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.
目前沒有 GHS 分類。
*Source: GESTIS Substance Database, https://gestis-database.dguv.de
Melting point:
-85.7 °C Boiling Point:
-60.2 °C Density (at 20 °C):
0,0015359 (0°C) g/cm3Ionization:
10.457 ± 0.012 eVIgnition Temperature:
270 °C Vapor Pressure (at 20 °C):
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 硫化氢 H2S
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Tubes
Masks and Filters
濾罐式逃生設備
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