Ohio Rev. Code § 3741.03: Standards shall be official.

For the purposes of sections 3741.01 to 3741.07, inclusive, of the Revised Code, the standards of quality and purity of gum spirits of turpentine, steam distilled wood turpentine, destructively distilled wood turpentine, gum rosin, and wood rosin shall be those of the official naval stores standards of the United States, as set forth in the Naval Stores Act or amendments thereto.