Are Preserved Eggs Preserved With Basic Copper Sulphate Safe?


    Preserved eggs, also known as preserved eggs, not o […]

    Preserved eggs, also known as preserved eggs, not only can stimulate appetite and promote the absorption and absorption of nutrition but also can be processed by lime, salt, edible alkali, etc. to achieve the effects of cool and lowering blood pressures.

  1. Can basic copper sulphate be used to preserve preserved eggs?

  According to relevant regulations, food-grade must be used.

  The biggest difference between industrial basic copper sulphate and food additive basic copper sulphate is that industrial basic copper sulphate usually contains toxic and harmful elements such as lead, arsenic, and cadmium. If it is used to process salted duck eggs, it will cause harm to the human body. In addition to the low price of industrial basic copper sulphate, another reason is that industrial basic copper sulphate is used to soak preserved eggs, which can shorten the production time of preserved eggs. It takes two months to process preserved eggs. It only takes one month to use industrial basic copper sulphate.

  2. Can industrial-grade be used for measurement?

  Experts say it is difficult to detect which basic copper sulphate was used.

  It can be understood that if preserved eggs are soaked with industrial basic copper sulphate, the time for making preserved eggs is usually shorter. The more basic copper sulphate is added, the greater the harm to the human body. Therefore, people should pay more attention to this aspect when making or purchasing preserved eggs, after all, food safety is very important.