Occupational Exposure Limits - 1st list - Indicative OELVs

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.


EC / List no: 231-954-8 CAS no: 7782-41-4
Long-term Exposure Limit (LTEL) Values mg/m3
1.58 mg/m3
1 ppm
Short-term Exposure Limit (STEL) Values mg/m3
3.16 mg/m3
2 ppm

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