Cromogenia Units, with the programme BPA FREE RETOS, develops BPA free varnishes for different applications within the sector Can Coating, based on resins of own prívate technology. The varnishes Unilac Blanco Interior and Unilac Oro Interior, developped for interiors in packages of three pieces present great chemical resistance with similar properties to those of varnishes base don epoxy technolgy (coming from the condensation reaction between epichlorohydrin and Bisphenol A) that are universally used in the sector. The project has been sponsored by the Ministry for Economy and Competition.