二氧化硫SO2
CAS-No.: | 7446-09-5 |
|---|---|
UN-No.: | 1079 |
EINECS No.: | 231-195-2 |
Kemler Code: | 268 |
Hazard signs
*Source: GESTIS Substance Database, https://gestis-database.dguv.de
Occupational exposure limit
WORKPLACE EXPOSURE STANDARDS FOR AIRBORNE CONTAMINANTS (AU)
- TWA (ppm) 2
- STEL (ppm) 5
- TWA (mg/m3) 5,2
- STEL (mg/m3) 13
- H: 280
Contains gas under pressure; may explode if heated
- H: 314
Causes severe skin burns
and eye damage.
- H: 331
Toxic if inhaled
- H: 370
Causes damage to organs (or state all
organs affected, if known) (state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard).
- P: 260
Do not breathe dust/fume/gas/mist/vapours/spray
- P: 280
Wear protective gloves/protective clothing/eye protection/face protection.
- P: 303 + 361+ 353 + 315
- P: 304 + 340 + 315
- P: 305 + 351 + 338 + 315
- P: 403
Store in a well-ventilated place
- P: 405
Store locked up
- EUH: 071
Corrosive to the respiratory tract
目前沒有 GHS 分類。
*Source: GESTIS Substance Database, https://gestis-database.dguv.de
Melting point:
-75.5 °C Boiling Point:
-10 °C Density (at 20 °C):
0,0029285 (0°C) g/cm3Ionization:
12.349 ± 0.001 eVVapor Pressure (at 20 °C):
3300 hPaHazardous Effects:
ED
*Source: GESTIS Substance Database, https://gestis-database.dguv.de
Also known as:
- Sulfur dioxide
- Sulfurous acid anhydride
- Sulfurous oxide
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Suitable products for 二氧化硫 SO2
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