ASTM D7875, Test Method for Determination of Butanol and Acetone Content of Butanol for Blending with Gasoline by Gas Chromatography, will be used in isobutanol manufacturing to test its purity for use in chemical and fuel markets. Developed by Subcommittee D02.04.0L on Gas Chromatography Methods and based on annex in ASTM D7862, this standard will be primarily used by isobutanol manufacturers and laboratories that work with fuels.