Hazard search

Chlorodifluoromethane

CAS number
75-45-6
Also known as
Monochlorodifluoromethane

UK workplace exposure limits

LimitValueApplies to
8-hour TWA 1000 ppm
8-hour TWA 3590 mg/m³

Sampling methods

MethodSamplingMedium AnalysisPart numbers
MDHS 96
VOCs by solvent desorption and GC
Method document (opens in a new tab)
Active (pump) Two charcoal tubes in series (front 400/200mg, back 100/50mg) GC-FID 226-09
226-01
NIOSH 1018
Chlorodifluoromethane by GC-FID
Method document (opens in a new tab)
Active (pump) Two charcoal tubes in series (front 400/200mg, back 100/50mg) 226-09
226-01
Non-agency
Chlorodifluoromethane by Colorimetric analysis
Direct-reading Gastec Pyrotec tube 810-51

Methods and limits as published by their agencies and summarised by SKC; check the current method and the limit that applies to you before sampling.

Source: SKC Ltd (UK), Hazard Search, used with SKC's permission (opens in a new tab); SKC Inc. (USA), Sampling Guides, used with SKC's permission (opens in a new tab)