3 Occupational exposure limits footnote
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Statutory Documents - IMO Publications and Documents - Circulars - Maritime Safety Committee - MSC/Circular.1095 – Revised Minimum Safety Standards for Ships Carrying Liquids in Bulk Containing Benzene – (Adopted on 18 June 2003) - Annex - Revised Minimum Safety Standards for Ships Carrying Liquids in Bulk Containing Benzene - 3 Occupational exposure limits1

3 Occupational exposure limits footnote

  3.1 Crewmember exposure to airborne concentrations of benzene vapours should be within the following limits:

  • .1 a Time Weighted Average (TWA) of one part of benzene per million parts of air by volume (1 ppm), over an eight-hour period, which covers the time a person is assumed to work in any 24-hour period; and

  • .2 a Short Term Exposure Limit (STEL) of five parts of benzene per million parts of air (5 ppm) over any 15-minute period.

Parent topic: Annex - Revised Minimum Safety Standards for Ships Carrying Liquids in Bulk Containing Benzene
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