API MPMS Chapter 8.4

This practice covers procedures and equipment for obtaining, mixing, and handling representative samples of volatile fuels for the purpose of testing for compliance with the standards set forth for volatility-related measurements applicable to light fuels. The applicable dry vapor pressure equivalent range of this practice is 13 to 110 kPa (2 to 16 psia).

This practice is applicable to the sampling, mixing, and handling of reformulated fuels, including those containing oxygenates. This practice is not applicable to crude oil. For the sampling of crude oil, refer to Practice D4057/ API MPMS Chapter 8.1, Practice D4177/API MPMS Chapter 8.2, and Practice D8009/API MPMS Chapter 8.5.