Calamine: 1.high quality and competitive price 2.Detoxification,improving eyesight,hygroscopic,relieve itching 1. Efficacy classification:drugs for external use, anti-astringent medicine 2.Color: the surface is white, pink or brown 3.Function: Detoxification, improving eyesight, hygroscopic, relieve itching, hot eyes and swollen of eye, anabrosis, pussy itch,etc.4.Genera classification:zinc ...