... 3.national advanced corrosive-resisting material 4.high standard and interchangeability DRLS Series High-temperature Sulfuric Acid Pump has following characteristics: ... and stability of pump group.,4. This series pump is of high standard and interchangeability ,very easy for assembling ... klongtonnua wattana,bangkok,10110,thailandOffices in Vietnam: DRLS Series High-temperature Sulfuric Acid Pump