Labtron Cleveland Open Cup Flash Point Tester measures from room temperature to 400 °C with 0.1 °C resolution and 3–4 mm electronic ignition. ASTM D92 heating at 5–17 °C/min ensures ±2 °C below 150 °C and ±3 °C above. Large LCD, automatic arm, pressure correction, air cooling, and data print support testing.