Oil Purifier, Fire Testing Equipment, Electrical Testing Equipment manufacturer / supplier in China, offering ASTM D1177 Automatic High-Precision Freezing Point Tester for Aqueous Engine Coolants, Double-Shell Kinematic Viscometer Tester for ASTM D445 Test, Karl Fischer (KF) Titrator Moisture Meter by Volumetric Method (0.001-100.00%) and so on.