BS 3156-10.3.1 87th Edition, July 31, 1987
Methods for the Analysis of Fuel Gases Part 10: General Methods Section 10.3: Determination of Water Dew Point and Relative Humidity Subsection 10.3.1: Principles of Cooled Surface Condensation Hygrometers and General Description of Their Use
Includes all amendments and changes through Reaffirmation Notice , December 15, 2000
Additional Comments: W/D S/S BY BS EN ISO 6327
Published By:British Standards Institution (BSI)
Hygrometers used for natural gases that operate by detecting water vapour condensation on a cooled surface or by checking the stability of such condensation.