Caustic fluids include nitric acid, hydrochloric acid, sulfuric acid, hydroxides, ammonia, and other chemical formulations. These chemicals require proper specification of the pumps' materials of construction. Ingersoll Rand / ARO Pumps can be configured to optimize performance in Caustic fluid applications. Materials of construction include Stainless Steel, PVDF, Hastelloy, PTFE, and Viton. Please refer to our Chemical Compatibility Guide for specific chemical recommendations or contact us.