GB4806.11-2016 is a national standard of China, which specializes in the basic and technical requirements for materials such as ceramics, pottery, stoneware, and glassware that are used for food contact. The standard includes aspects such as chemical stability and durability that these materials must meet when in contact with food.
1, soy sauce Mix three kinds of soy sauce according to a certain proportion, and add a little water in the middle to make soy sauce. Th