... temperature -50°C~80°C, such as hydrochloric acid,dilute sulphuric acid and formic acid and other corrosive mediums not containing solid particlesApplication ... medium of various concentration, such as sulphuric acid, hydrochloric acid, nitric acid, acetic acid, phosphoric acid, chromic acid, oxalic acid, hydrofluoric acid, alkaline liquor, organic solvent and oxidizer. ModelSpeed ...