Flux TK83, liquid, medium-active flux, type 1.1.2 / 3 A acc. to ISO 9454-1, which is an alcoholic solution of rosin with the addition of organic activators, max. soldering temperature 280ºC. Solids content 24%. Ideally suited for manual tinning to restore solderability. Instructions for use (application): The fluxing agent can be applied onto printed circuit boards using the foam method, flux agent wave, immersion or using a brush. Residues do not have a corrosive impact after soldering so there is no need to wash them. If required, residues should be removed with an alcohol-based PCB remover, ethyl alcohol or isopropyl alcohol. Application: machine soldering in professional and utility electronics, whitening of wires, mixed assembly, soldering passivated surfaces. https://elecena.pl/product/22606449/tk83-noclean-flux-100ml-bottle-with-brush 2023-02-22 https://elecena.pl/product/22606449/tk83-noclean-flux-100ml-bottle-with-brush 2025-10-29