... -resisting material 4.high standard and interchangeability DRLS Series High-temperature Sulfuric Acid Pump has following characteristics:1. Desigh excellent water ... the rigidity and stability of pump group.,4. This series pump is of high standard and interchangeability ,very easy ... 39,klongtonnua wattana,bangkok,10110,thailandOffices in Vietnam: DRLS Series High-temperature Sulfuric Acid Pump