§ 21.22. Formula No. 18.
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/us/cfr/t27/s§ 21.22·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
To every 100 gallons of ethyl alcohol of not less than 160 proof add: 2.50 gallons of either methyl isobutyl ketone, mixed isomers of nitropropane, or methyl n- butyl ketone; 0.125 gallon of pyronate or a similar compound; 0.50 gallon acetaldol (beta-hydroxybutyraldehyde); and 1.00 gallon of either kerosene, deodorized kerosene, gasoline, unleaded gasoline, rubber hydrocarbon solvent, or heptane.