Occupational Exposure Limits - 1st list - Indicative OELVs

EU. Indicative OELVs, Directive 2000/39/EC establishing a first list of IOELVs in implementation of Directive 98/24/EC, last amended by Directive 2019/1831/EU, 31 October 2019

This list contains the indicative occupational exposure limit values (IOELVs) from Commission Directive 2000/39/EC. Member States are required to bring into force the laws, regulations and administrative provisions necessary to comply with this Directive, which establishes values for reference period of eight-hour time weighted average and for a short-term period of 15 minutes.

Ammonia, anhydrous

EC / List no: 231-635-3 CAS no: 7664-41-7
Long-term Exposure Limit (LTEL) Values LTEL (mg/m3)
14 mg/m3
LTEL (ppm)
20 ppm
Short-term Exposure Limit (STEL) Values STEL (mg/m3)
36 mg/m3
STEL (ppm)
50 ppm
Physical form