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Home > Testing Services > Test List > Flash Point

Flash Point

Definition:

Flash Point is the lowest temperature at which the vapors of a combustible liquid will ignite momentarily in air. Low diesel fuel flash points indicate contamination by more volatile fuels such as gasoline. Flash point for oils is typically tested by Cleveland Open Cup. Fuels and solvents are typically done by Pensky-Martens Closed Cup. Refer to ASTM guidelines for minimum flash point requirements.

Standard Test Method Used:

Cleveland Open Cup - ASTM D92
Pensky-Martens Closed Cup - ASTM D93

Reporting Measurement:

Celsius

Amount of Sample Needed:

200 mL

Test Limitation:

Test is dependent on the temperature range of the ASTM method used.

flash & fire point illustration

(click on image for larger version)


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