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The tinplate can has good sealing property
Summary：Air and other volatile gases in packaging containers are important for the preservation of nutrients and sensory quality.
Air and other volatile gases in packaging containers are important for the preservation of nutrients and sensory quality. The comparison of various juice packaging containers shows that the oxygen permeability of the containers directly affects the Browning of the juice and the preservation of vitamin C, while the metal cans, glass bottles, aluminum foil gluing layers and paper boxes with low oxygen permeability have better preservation of vitamin C, among them, tin can is the best.