Photoelectric level sensor for hydrochloric acid level monitoring
Hydrochloric acid is an aqueous solution of hydrogen chloride ( HCl). It is a monovalent inorganic strong acid. It is a colorless and transparent liquid with a strong pungent odor and high corrosiveness. Concentrated hydrochloric acid (concentration is about 37%) is extremely volatile, and fiberglass is usually used for storage . As a widely used…