BS 5857-1.2 80th Edition, March 31, 1980
Methods for Measurement of fluid flow in closed conduits, using tracers - Part 1: Measurement of water flow - Section 1.2 Constant rate injection method using non-radioactive tracers
Includes all amendments and changes through Reaffirmation Notice , January 2008
Additional Comments: SAME AS ISO 2975-2
Published By:British Standards Institution (BSI)
Gives the principle of the measurement method; required tracer conditions; choice of measuring length of conduit; measurement procedure; errors in flowrate measurement and analysis methods currently used for water flowrate measurement.