Sodium chloride eye drops are a compound formulation, containing 4.4 milligrams of sodium chloride and 0.8 milligrams of potassium chloride per milliliter. Potassium chloride is a colorless, slender, rhombic or cubic crystal, or white crystalline small particle powder, resembling table …
Boric acid and borate are restricted components in the 2015 version of the Safety Technical Specifications for Cosmetics. The reason for limiting the use of components is that long-term intake of boric acid and borate may lead to chronic poisoning of human body. In addition, boric acid will i…
Collagen is extracted from animal skin. In addition to collagen, the skin also contains protein polysaccharides such as hyaluronic acid and chondroitin sulfate, which contain a large number of polar groups and are moisturizing factors. They also have the effect of preventing the conversion of tyrosi…
