Drilling Fluid Plugging Performance Evaluation Instrument Huangdao Senweida Co., Ltd. Base Info Model NO.:PPA-71After-sales Service:YesWarranty:3 YearsTrademark:senxinTransport Package:Wooden BoxSpecification:1000*980*500Origin:ChinaHS Code:9031809090 Description Pre:Automatic Potentiometric Titrator Next:Four Motors Frequency Conversion High-Speed Mixer for Agitating Liquid