[Code of Federal Regulations] [Title 27, Volume 1] [Revised as of April 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 27CFR21.42] [Page 484] 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. 21.42 Formula No. 17. (a) Formula. To every 100 gallons of alcohol add: Five-hundredths (0.05) gallon (6.4 fluid ounces) of bone oil (Dipple's oil). (b) Authorized uses. (1) As a solvent: 344. Processing medicinal chemicals (including alkaloids). 358. Processing other chemicals. 359. Processing miscellaneous products. (2) As a raw material: 575. Drugs and medicinal chemicals. 579. Other chemicals. (3) Miscellaneous uses: 812. Product development and pilot plant uses (own use only).