Twelve Speed Lab Rotational Viscometer Huangdao Senweida Co., Ltd. Base Info Model NO.:ZNN-D6After-sales Service:YesWarranty:3 YearsTrademark:senxinTransport Package:PlasticSpecification:500*400*280Origin:ChinaHS Code:9031809090 Description Pre:Cylinder Capacity 4000ml Lost Circulation Material Evaluation Receiver Next:Mud Balance for Density Measuring/Measurement Range 0.96-3.0g/cm3 (8.0-251b/gal)