Marking and colour coding of gas cylinders, quads and banks for diving applications

February 2024 Rev. 0.1 – Addition of new section 5.4 Breathing Air Receivers; refresh of page 2 preamble and document layout

November 2007 – Initial publication

Contents
  • Scope
  • Objective
  • Application
  • Comment
  • Marking, Labelling and Colour Coding
  • Gas Suppliers Quads
  • Gas Sampling
  • Appendix 1 – Diving Industry Commonly Accepted Colour Coding
  • Appendix 2 – Gas Mixtures for Medical or Inhalation Purposes
  • Appendix 3 – Some Typical Examples of Quads and Banks
  • Appendix 4 – A Typical Example of a Cylinder Labelling System