For the purpose of this subpart:

(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.

(b) The term anhydrous product shall mean the theoretical product that would result if all water were removed from the actual product.

(c) The term neat soap shall mean the solution of completely saponified and purified soap containing about 20-30 percent water which is ready for final formulation into a finished product.