precursor
Defined in 1 dictionary — U.S. Code
United States Code
18 U.S.C. § 2280 — as used in this section (3 versions over time)
“precursor” has the meaning given the term in section 229F(6)(A) of this title;
18 U.S.C. § 229F — in this chapter (3 versions over time)
In general.—The term "precursor" means any chemical reactant which takes part at any stage in the production by whatever method of a toxic chemical. The term includes any key component of a binary or multicomponent chemical system.
22 U.S.C. § 6701 — in this chapter
The term “precursor” means any chemical reactant which takes part at any stage in the production by whatever method of a toxic chemical. The term includes any key component of a binary or multicomponent chemical system.