EN ISO 16784-2:2008

Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents and materials
  5.1 Water characteristics
  5.2 Preparation of synthetic test waters using mother
      solutions
6 Apparatus
  6.1 Temperature measurement
  6.2 Circulation-rate monitor
  6.3 Make-up, evaporation and blow-down measurement
  6.4 Cooling tower
7 Test method
  7.1 Procedure
      7.1.1 Cleaning of the test assembly
      7.1.2 Test tube preparation and pre-treatment
      7.1.3 System water content
      7.1.4 Procedure to fill the cooling water system
      7.1.5 Heating the test tubes
      7.1.6 Flow rate
      7.1.7 Blow-down and half-life
      7.1.8 Biocide treatment
      7.1.9 Make-up water for cooling-tower use
  7.2 Determination of analytical and control parameters
  7.3 Test data reporting
  7.4 Test termination
8 Assessment of results
  8.1 Recording of cooling water quality
  8.2 Treatment of the test tubes
  8.3 Assessment of results on deposition and fouling
  8.4 Assessment of results on corrosion
9 Test report
Annex A (informative) - Test data sheet on the performance
                        of cooling water treatment programmes
Annex B (informative) - Further information on some methods
                        of measurement and test
Bibliography