CFR 40-80.46-2014 Protection of Environment. Part80:Regulation of fuels and fuel additives.Section80.46:Measurement of reformulated gasoline and conventional gasoline fuel parameters.
(a) Sulfur. Sulfur content of gasoline and butane must be determined by use of the following methods:
CFR 40-80.46-2014 history
2014CFR 40-80.46-2014 Protection of Environment. Part80:Regulation of fuels and fuel additives.Section80.46:Measurement of reformulated gasoline and conventional gasoline fuel parameters.