Section 21.67 - Formula No. 38-D(a)Formula. To every 100 gallons of alcohol add:
Two and one-half pounds of menthol, U.S.P., and 2.5 gallons of formaldehyde solution, U.S.P.
(b)Authorized uses.(1) As a solvent: 131. Dentifrices.132. Mouth washes.(2) Miscellaneous uses: 812. Product development and pilot plant uses (own use only).