Scope of application FDT-0931Automatic Acid number tester of petroleum products can meet the requirements of the National Standard of People’s Republic of China GB/T264 Test Method for Acid Number of Petroleum Products. Function characteristics 1.LCD screen and English interface. Convenient to operate. 2.Micro-computer to automatically determine and print test result. The test process realizes automation. Easy to operate. 3.Magnetic stirring. Noiseless and reliable. 4. Measurement range of acid value is wide. The test result is correct. It is a kind of advanced and applied acidity testing machine. Technical parameters 1, supply voltage: ~ 220V ± 10% 50Hz 2, maximum power consumption: <100W 3, acid measurement range: 0.001 ~ 0.999 mgKOH / g 4, minimum resolution: 0.001 mgKOH / g 5, measurement accuracy: Acid <0.1 ± 0.02 mgKOH / g When the acid value ≥ 0.1 ± 0.05 mgKOH / g 6 Repeatability: 0.004 mgK