Home Uncategorized How many days can raw beef be kept after vacuum pumping?

How many days can raw beef be kept after vacuum pumping?

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1. Generally, vacuum packaged meat food can be stored for 20 days at room temperature, 3 weeks in a refrigerator at 4 ° C, and one or two months in a freezer at minus 18 ° C
2. Vacuum packaging may provide a good living environment for some anaerobic bacteria. Once anaerobic bacteria breed in vacuum packaged food, it may cause food poisoning
3. Some products will have a retention period of 45 days or even 60 days written on the packaging bag. In fact, it is to enter large supermarkets. Because there are regulations in large supermarkets, if the shelf life exceeds one third of the total, goods cannot be received, more than one-half must be cleared, and more than two-thirds must be returned
beef must be frozen at – 40 ℃ even in vacuum packaging, and then stored at – 18 ℃ for about three months
knowledge expansion:
1. If the taste of beef has changed, do not eat it even if the taste has not changed
2. After deterioration, there are not only microorganisms, but also toxins produced by microorganisms, which will lead to illness. High temperature and other methods only kill microorganisms, but the toxins that have been generated will still exist.

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Answer

 generally, raw beef can be stored for about 15 days in summer and 30 days in winter. From the temperature point of view, under normal temperature, beef can be kept for 20 days by vacuuming. If it is placed in a refrigerator at 4 degrees Celsius, it can be kept for three weeks. If the freezer is set to minus 18 degrees Celsius, it can be kept for one or two months. The time that beef can be put in vacuum will vary with the temperature and season. It can be stored for 15 days in summer and 30 days in winter. If it is put in the refrigerator, it can be stored in the freezer for one or two months, while it can be stored in the fresh-keeping room for 20 days

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Answer

 Hello, generally, vacuum packaged raw beef can be stored for about 20 days under normal temperature or cold storage, and frozen storage can be stored for about 1-2 months

 vacuum packaging is to seal the air in the package after it is extracted to maintain a high decompression state in the bag, which is equivalent to the effect of low oxygen, so that microorganisms have no living conditions, prevent moldy rot and deterioration of food, maintain the color, flavor and prolong the shelf life of food

 the main function of vacuum inflatable packaging is not only to eliminate oxygen and ensure quality, but also to resist pressure, block gas and keep fresh, which can effectively maintain the original color, aroma, taste, shape and nutritional value of food for a longer time

 vacuum packaging is applied to all kinds of cooked products, such as ham, sausage, beef jerky, and pickled products, such as all kinds of pickles, bean products, preserved fruits, etc

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