DEVICE COMPRISING A COLOURED AND BIODEGRADABLE POLYMER LAYER FOR ANALYZING THE AGE AND/OR QUALITY OF A NATURAL PRODUCT (INTEGRATED FRESHNESS INDICATOR)

摘要

The present invention relates to the field of analyzing the age and/or quality of certain natural products, for example foods. The invention also relates to devices for analyzing said age and/or quality as well as to methods for preparing such devices, to methods for analyzing natural products and to their use.