Final Draft International Standard
ISO/DTS 18222.2
Natural gas — Correlation between odorant concentration in air and odour intensity
Reference number
ISO/DTS 18222.2
Edition 1
Final Draft
International Standard
ISO/DTS 18222.2
This draft is in the approval phase.


This document describes how to establish the correlation between odorant concentration in air and odour intensity, usually presented in the form of odour intensity curves, following the odour intensity scale presented in Clause 5. This document does not fix a required level of odour intensity in the natural gas: this prescription is specified by local/national regulation.

General information

  •  : Under development
    : FDIS or proof referred back to TC or SC [50.92]
  •  : 1
     : 12
  • ISO/TC 193
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