Precautions for cosmetic filling
Precautions for cosmetic filling
1. Prevent the pollution of raw materials. There are a wide variety of cosmetic raw materials, including various surfactants, animal and vegetable oils, animal and vegetable waxes, fatty acids and their esters, alcohols, hydrocarbons, gums, sugars, and starches. Industrial products such as, proteins, cellulose derivatives, vitamins, inorganic salts and powder fillers. Before these raw materials enter the factory, most of them have not been disinfected and have the conditions for the growth and reproduction of microorganisms. […]