Published
Concerns principles of the constant rate injection method and the sudden injection method (integration method), and the principles of injection, sampling and analysis which apply for all types of tracer. The tracers used and their concentrations should be compatible with the legislation of each country regarding the occasional and short-durations discharges of foreign substances into natural waters.
                    PUBLISHED
                    ISO 9555-1:1994
                    90.93
                                        Standard confirmed
                    Sep 15, 2022
                
                ABANDON
                                    ISO/WD 23607
                            
Measurement of liquid flow in open channels — Tracer dilution methods for the measurement of steady flow — Part 1: General
90.93 Standard confirmed