A Japanese company introduced a kind of anti-corrosion paper that can be used for food packaging. Its production process is as follows: The base paper is first immersed in an ethanol solution containing 20% â€‹â€‹of succinic acid, 33% of sodium hyaluronate and 0.07% of sorbic acid, and then dried. Foods with marinade using this paper can be stored at 38Â°C for 3 weeks without deterioration.
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