Sometimes there are blue marks on the back of

pork with skin, and sometimes it can’t be cleaned after washing for half a day. Many people wonder what the blue mark on the back of the pork is, and can the pork with the mark be eaten?

Ye Xinqiu, deputy director of the food and Drug Administration of Furong district in Changsha, said that the pigment used for the blue seal on pork was neither blue ink nor blue ink paste, but was made from food grade pigment.

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and this mark is also a mark of passing the inspection of quarantine stations. Han Zhonggang, Executive Deputy Secretary General of Hohhot Meat Association of Inner Mongolia Autonomous Region, said that consumers should pay attention to “recognizing the seal” when purchasing fresh pork in the market. “At present, all the pork on the market is stamped with the blue” inspected “seal of animal epidemic prevention station, and the pork without seal is the pork slaughtered by private slaughtering. The pork on the mobile meat stall looks bright, but it is difficult to guarantee the quality. It is recommended that consumers go to regular shopping malls or meat shops with high reputation

tips: pork should be washed with cold water

do not use hot water to wash pork. Some people often put the fresh pork bought back in hot water for washing, which will make the pork lose a lot of nutrients. There are a lot of proteins in muscle and adipose tissue of

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pork, which can be divided into myolysin and myosin. The freezing point of myolysin is 15 ℃ ~ 16 ℃. It is very soluble in water. When pork is soaked in hot water, a lot of myosin is lost. Therefore, pork should not be soaked in hot water, but should be quickly rinsed with cold water.

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