Device to know if the cold chain has been broken

摘要

1. Device for detecting the interruption of the cold chain and frozen food, pharmaceutical and other uses, characterized by based on the physical principle of freezing and melting of a liquid formed by mixing water and alcohol to get the desired melting temperature and the addition of a food coloring. Constituted by an airtight container containing the mixture of water and ethyl alcohol over a dye, all frozen and molded to use as a display element.