The contents of the high temperature retort bag will change color after sterilization
October 18, 2022
The retort bag is a plastic flexible package used to package retort food. According to the different temperature resistance, it is divided into a retort-resistant bag (≤100℃), a retort-resistant bag (121℃~125℃) and a high-temperature retort bag (≥135℃). After about 30 minutes of high temperature sterilization, the retort bag can greatly
