Physical features and properties of R21 – dichloromonofluoromethane (CHCl2F), identification CAS number 75-43-4 and EINEICS number 200-869-8 : gas detectors CHCl2F (R21 – dichloromonofluoromethane) and respiratory protection equipments R21 – dichloromonofluoromethane (CHCl2F), use of a self-contained breathing apparatus (SCBA) or air supplied systems
|Chemical formula||CAS number||Common synonyms|
Common synonymsDichlorofluoromethane Fluorodichloromethane Refrigerant 21 Halon 112
|CE number (EINECS)||Density||Conversion (1 ppm =)|
CE number (EINECS)200-663-8
Conversion (1 ppm =)4.21 mg/m3
|TWA (8h)||STEL (15 mn.)||LEL||UEL||IP||GHS More||Cartridge More|
TWA (8h)10 ppm
STEL (15 mn.)-
To learn more
If exposure to dangerous substances affect everyone, the detection and protection solutions against these risks are not the same whether you are a public space, an association, an industry or a community. So do not hesitate to ask us for advice.
Our experts will answer your questions during the day to help you decide what is the most suitable solution for you. We can also alert you with potential exposure risks, risks of combined presence of gases, or any technical information that you would not have thought.