indicative-oelvs-dir-2009-161

Occupational Exposure Limits - 3rd list - Indicative OELVs

This list contains the indicative occupational exposure limit values (IOELVs) from Commission Directive 2009/161/EU. 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.

Tertiary-butyl-methyl ether

EC / List no: 216-653-1 CAS no: 1634-04-4
Long-term Exposure Limit (LTEL) Values mg/m3
183.5 mg/m3
ppm
50 ppm
Short-term Exposure Limit (STEL) Values mg/m3
367 mg/m3
ppm
100 ppm

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