SH108 Automatic Acid Number Tester The instrument can meet the requirements of the National Standard of Peoples Republic of China GB/T264 Test Method for A
SH115 Oil dielectric loss tester This instrument based on IEC and the relevant provisions of the state, to play their own technological superiority, care
SD261 Closed-cup Flash Point Tester This instrument is manufactured according to the standard of GB/T 261-2008.And this instrument is applied to the method