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About This Item

 

Full Description

Provides a relationship for the conversion of measurements of optical density of smoke to 'standard' Ringelmann numbers.

Cross References:
BS 2742


All current amendments available at time of purchase are included with the purchase of this document.
 

Document History

  1. BS 2742:2009


    Use of the Ringelmann and miniature smoke charts

    • Most Recent
  2. BS 08/30179078 DC


    BS 2742. Use of the Ringelmann and miniature smoke charts

    • Historical Version
  3. BS 2742:ADDENDUM NO. 1:1972

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    Notes of the use of Ringelmann and miniature smoke charts. The calibration of instruments in Ringelmann number

    • Historical Version
  4. BS 2742:1969


    Notes on the use of the Ringelmann and miniature smoke charts

    • Historical Version