HK-lab  is Manufacturer of Petroleum Laboratory Equipment and lubricant oil Laboratory Equipment. Our Main Products are flash point tester, XRF Sulfur Analyzer ASTM D4294 , Kinematic Viscometer, Distillation,vacuum distillation,Noack tester,CCS Cold Crank Simulator, TBN & TAN tester, Timken Tester, Four Ball Tester, Shear Stability Tester, Gum Tester,Copper Strip Corrosion Tester, Density Meter, Bomb Calorimeter and …