Definition: .

white crystalline or granular powder; odorless, slightly astringent. Easily soluble in boiling water, soluble in water, insoluble in absolute ethanol, chloroform or ether.

Physical and chemical properties:

Appearance and properties: In pure form, it is a white to off-white powder

Melting point: 131ºC

Boiling point: 673.6ºC at 760 mmHg

Flash point: 375.2ºC

Stability: Stable.

Storage conditions: sealed and kept in a cool place.

Application areas:

1. Zinc gluconate is an organic zinc supplement, which has little irritation to the gastric mucosa, is easily absorbed by the body in the body, and has a high absorption rate and good solubility. It is widely used in health products, medicines and foods. It plays an important role in the intellectual and physical development of infants and young people. The absorption effect is better than that of inorganic zinc. my country stipulates that it can be used for table salt, the usage amount is 8800～1000mg/kg; in dairy products, it is 230～470mg/kg; in infant food, it is 195～545mg/kg; in cereals and products, it is 160～320mg/kg; It is 40-80mg/kg in liquid and milk beverages.

2. It is a kind of medicine and fine chemicals. It can participate in the synthesis of nucleic acid and protein, enhance human immunity, and promote the growth and development of fetuses, infants and young children. It is a medicine zinc supplement reagent. As a nutritional supplement (zinc fortifier) in the food industry, it can be added to milk replacers.

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