Soft soldering fluxes - Classification and requirements - Part 2: Performance requirements (ISO 9454-2:1998); German version EN ISO 9454-2:2000— 12 стр.
Test methods for electrical materials, printed boards and other interconnection structures and assemblies -- Part 5-2: General test methods for materials and assemblies - Soldering flux for printed board assemblies (IEC 61189-5-2:2015) (english version)
