TetrahydrofuranC4H8O

CAS-No.:
109-99-9
UN-No.:
2056
EC-No.:
203-726-8
Hazard identification number:
33
Hazard signs
GHS02
GHS07
GHS08

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

Occupational exposure limit
Arbeids- og inkluderingsdepartementet (NO)
  • TWA (ppm) 50
  • TWA (mg/m3) 150
  • H: 225
    Highly flammable liquid and vapour
  • H: 302
    Harmful if swallowed
  • H: 319
    Causes serious eye irritation
  • H: 335
    May cause respiratory irritation
  • H: 336
    May cause drowsiness or dizziness
  • H: 351
    Suspected of causing cancer.

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

  • Melting point:
    -108 °C
  • Boiling Point:
    65 °C
  • Density (at 20 °C, if not notified otherwise):
    0,89 g/cm3
  • Ionization:
    9.40 ± 0.02 eV
  • Flash Point:
    -20 °C
  • Ignition Temperature:
    230 °C
  • Vapour Pressure (at 20 °C, if not notified otherwise):
    170 hPa
  • Lower Explosive Limit:
    1.5 Vol.-%
  • Upper Explosive Limit:
    12.4 Vol.-%
  • Hazardous Effects:
    C
Important to know:
Substance included in the Community Rolling Action Plan (CoRAP).

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

Also known as:
  • 1,4-Epoxybutane
  • Diethylene oxide
  • Oxacyclopentan
  • Tetramethylene oxide
  • THF

Get in touch with Dräger

If you need further advice for the product selection or if you have not yet found what you want, get in touch with us, we'll find a solution for you.

Suitable products for Tetrahydrofuran C4H8O

Whether portable gas detectors, gas detection tubes or personal protective equipment - Dräger offers a comprehensive portfolio to protect you when handling hazardous substances.

Portable Gas Detectors and Sensors

Masks and Filters

Get in touch with Dräger

If you need further advice for the product selection or if you have not yet found what you want, get in touch with us, we'll find a solution for you.

Discover more: Dräger VOICE - The hazmat-based safety product finder

You know what - We know how! Our database provides you with basic information on more than 1,500 hazardous substances and guides you, according to a substance, to suitable gas detectors and protection equipment. Give it a try!

VOICE Hazmat