Profile: Wintersun Chemical is a manufacturer and supplier of the chemical raw materials, pharmaceutical ingredients, intermediates and food additives. Our active products include ammonium chloride, citric acid anhydrous, erythorbic acid, iminodiacetic acid, oxalic acid and sodium hydroxide. Our anthracene is a basic substance for production of anthraquinone, dyes, pigments, insecticides, wood preservatives and coating materials. Our iminodiacetic acid is used as an intermediate for the manufacture of chelating agents, glyphosphate herbicides and surfactants.