In addition to visible features, a hologram can contain security features, that are not visible to the naked eye.   These chemicals are stable, tested and permitted for direct usage in foods. They are used in minimal concentrations (parts per billion) and can be identified using an easy testing procedure. This technology is concealed and secure and is undetectable by any currentanalytical measuring technique.       More information about Biocode©   OUESTIONS? Click here IMPRESSUM · RECHTLICHES · DATENSCHUTZ · AGB'S