This document specifies a qualitative method for assessing the aggressiveness of a flux towards copper. The test is applicable to all fluxes of type 1 as defined in ISO 9454‑1.
EN ISO 9455-5:2020 history
2020EN ISO 9455-5:2020 Soft soldering fluxes - Test methods - Part 5: Copper mirror test (ISO 9455-5:2020)
2014EN ISO 9455-5:2014 Soft soldering fluxes - Test methods - Part 5: Copper mirror test