[Code of Federal Regulations] [Title 27, Volume 1] [Revised as of January 1, 2008] From the U.S. Government Printing Office via GPO Access [CITE: 27CFR21.68] [Page 545] TITLE 27--ALCOHOL, TOBACCO PRODUCTS AND FIREARMS CHAPTER I--ALCOHOL AND TOBACCO TAX AND TRADE BUREAU, DEPARTMENT OF THE TREASURY PART 21_FORMULAS FOR DENATURED ALCOHOL AND RUM--Table of Contents Subpart D_Specially Denatured Spirits Formulas and Authorized Uses Sec. 21.68 Formula No. 38-F. (a) Formula. To every 100 gallons of alcohol add: (1) Six pounds of either boric acid, N.F., or Polysorbate 80, N.F.; 1\1/ 3\ pounds of thymol, N.F.; 1\1/3\ pounds of chlorothymol, N.F. XII; and 1\1/3\ pounds of menthol, U.S.P.; or (2) A total of at least 3 pounds of any two or more denaturing materials listed under Formula No. 38-B, plus sufficient boric acid, N.F., or Polysorbate 80, N.F., to total 10 pounds of denaturant; or (3) Seven pounds of zinc chloride, U.S.P., 2.6 fluid ounces of hydrochloric acid, N.F., and a total of 3 pounds of any two or more of the denaturing materials listed under Formula No. 38-B. (b) Authorized uses. (1) As a solvent: 132. Mouth washes. 210. External pharmaceuticals, not U.S.P. or N.F. 244. Antiseptic solutions, U.S.P. or N.F. (2) Miscellaneous uses: 812. Product development and pilot plant uses (own use only).