ASTM D56
FLASH POINT BY TAG CLOSED CUP TESTER.
This test method covers the determination of the flash point, by Tag manual and automated closed testers, of liquids with a viscosity below 5.5 mm2/s (cSt) at 40°C (104°F), or below 9.5 mm2/s (cSt) at 25°C (77°F), and a flash point below 93°C (200°F)..