The BD-D664-A41 Oil Acid and Alkali Tester complies with international standards including GB/T264, GB7599-87, GB/T7304-2000, GB/T 18609-2001, D664-01, and ASTM D664-2011.

This instrument employs potentiometric titration methodology, recording electrode potential and titration volume during the process to identify equivalence points and calculate corresponding standard titration solution volumes, enabling precise pH value determination in samples.

The BD-D664-A41 provides accurate measurement of oil acid and alkali values in transformer oil, turbine oil, anti-fuel oil, diesel, gasoline, and various petroleum products. It serves as an ideal solution for chemical, power generation, and petroleum industries requiring precise petroleum product acid value testing.

• Windows operating platform with intuitive human-machine interface and workstation functionality
• Real-time titration curve display with comprehensive data storage and printing capabilities
• High-precision imported titration unit ensuring superior measurement accuracy and stability
• Automated cleaning and fixed-value liquid filling systems
• Automatic endpoint determination with false endpoint filtering, plus manual endpoint selection option

• Measuring Range: Greater than 0.01mgKOH/g
• Accuracy: Relative error ≤5%
• Potential Measurement Range: 0～±1999.5mv
• Basic Error: 0.1%FS ±0.5mv
• Buret Volume: 10ml
• Minimum Buret Volume: 0.01ml
• Burette Accuracy: ±0.1%F*S
• Complete Instrument Set: Host computer, titration unit, computer with operating software, printer, and accessories