Hydrochloric acid is widely used in industry, including steel pickling, food production, oil well acidizing, ore processing, and chemical manufacturing.
Steel Pickling: Hydrochloric acid is used in pickling operations to remove iron oxides and scale from carbon, alloy and stainless steels. Hydrochloric acid is also an etchant and cleaner for different metals.
Chemical Manufacturing: Hydrochloric acid is an important chemical reagent used for the production of calcium chloride from limestone, vinyl chloride/PVC resins, and many chlorinated chemicals.
Oil well acidizing: Hydrochloric acid is used for the removal of rust, scale and fouling carbonate build-up in oil wells to facilitate the flow of crude oil and gas.
Ore Processing: Hydrochloric acid is required in the mining industry for ore extraction and processing, as well as water treatment.