Hydrochloric Acid
http://www.tajscientific.com/Product-Details/731 Hydrochloric acid is a clear, colorless, highly pungent solution of hydrogen chloride in water. It is a highly corrosive, strong mineral acid with many industrial uses. Hydrochloric acid is found naturally in gastric acid. Hydrochloric acid is a strong inorganic acid that is used in many industrial processes. The application often determines the required product quality. Note: For ordering this product required licence.