In addition to the purification of drinking water,high purity polyaluminum chloride is also widely used in many kinds of cosmetics and daily necessities. Polyaluminum chloride is a kind of fine chemical products, because it has the function of high efficiency flocculant in water treatment. High purity polyaluminum chloride is a water-soluble polymer compound refined from primary aluminum hydroxide powder and high-purity hydrochloric acid. After hydrolysis and dissolution, it can be used as a binder. Due to the stable properties and less skin irritation of these synthesized water-soluble polymer compounds, they are often used as emulsion stabilizers in cosmetics industry. In addition, high purity polyaluminum chloride can also be used as cationic surfactant in daily cosmetics such as shampoo, hair gel, moisturizer, soap, etc. it can also reduce the carding resistance of hair. If added to the skin cream, it can reduce the greasy feeling of the cream and make the skin moisturizing and flexible. When used in soap making industry, it can obviously reduce the expansion of soap in water and improve its crack resistance and foaming property.

Domestic cosmetic products, such as Watsons spray, Fang Yi Jing water, Muji powder foundation, contain polyaluminum chloride, but high purity polyaluminum chloride as a cosmetic additive is extremely low risk, and pregnant women are also suitable, because high purity polyaluminum chloride is a food grade product, which is often used in drinking water treatment , so although it belongs to chemical products, if there is polyaluminum chloride in cosmetics, it can also be used safely.