... Appearance: colorless crystal 3.Feature: soft, light 4.Use:glass, enamel, ceramic, metalBorax(Sodium tetraborate), also known as crude borax ... , such as disinfectant, preservative, water softener, wash water, soap additives, ceramic glaze and glass raw materials. Borax also have ... white crystalline powder. Odorless, taste salty. Soluble in water and glycerine easily, slightly soluble in alcohol. Weakly ...