Labtron Acid Number Tester with microprocessor control offers a 0–1800 mV range and ≥0.05 mg KOH/g accuracy. Features include a 10 mL burette, Windows OS, real-time titration display, data storage, and precise stability.

Labtron acid number and acidity tester complies with ASTM D664-11a for testing petroleum products and fuels. It operates effectively at ≤ 35°C and ≤ 85% humidity, with adjustable heating power, easy installation, and a compact design.