butanonC4H8O
CAS-No.: | 78-93-3 |
---|---|
UN-No.: | 1193 |
EC-No.: | 201-159-0 |
Hazard identification number: | 33 |
Hazard signs
*Source: GESTIS Substance Database, https://gestis-database.dguv.de
Occupational exposure limit
BEK nr 670 af 31/05/2018 (Gældende) (DK)
- TWA (ppm) 50
- TWA (mg/m3) 145
- STEL (ppm) 300
- STEL (mg/m3) 900
- H: 225
Highly flammable liquid and vapour
- H: 319
Causes serious eye irritation
- H: 336
May cause drowsiness or dizziness
- P: 210
Keep away from heat/sparks/open flames/hot surfaces. No smoking
- P: 233
Keep container tightly closed
- P: 240
Ground and bond container and receiving equipment
- P: 241
Use explosion-proof [electrical/ventilating/lighting/...] equipment
- P: 242
Use only non-sparking tools.
- P: 305 + 351 + 338
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact
lenses, if present and easy to do. Continue rinsing.
- EUH: 066
Repeated exposure may cause skin dryness or cracking
No GHS Classification available at the moment.
*Source: GESTIS Substance Database, https://gestis-database.dguv.de
Melting point:
-86 °C Boiling Point:
80 °C Density (at 20 °C, if not notified otherwise):
0,805 g/cm3Ionization:
9,52 ± 0,04 eVFlash Point:
-7.5 °C Ignition Temperature:
475 °C Vapour Pressure (at 20 °C, if not notified otherwise):
105 hPaLower Explosive Limit:
1.5 Vol.-%Upper Explosive Limit:
13.4 Vol.-%
*Source: GESTIS Substance Database, https://gestis-database.dguv.de
Also known as:
- 2-Butanone
- CH3-CH2-CO-CH3
- Ethyl methyl ketone
- Ethylmethylketon
- Methyl acetone
- Methyl ethyl ketone
- Methylaceton
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