As used in ORS 475.752 to 475.980:
(1) “Iodine matrix” means iodine at a concentration greater than two percent by weight in a matrix or solution.
(2) “Matrix” means something, as a substance, in which something else originates, develops, or is contained.
(3) “Precursor substance” means:
(a) Phenyl-2-propanone.
(b) Methylamine.
(c) D-lysergic acid.
(d) Ergotamine.
(e) Diethyl Malonate.
(f) Malonic acid.
(g) Ethyl Malonate.
(h) Barbituric acid.
(i) Piperidine.
(j) N-acetylanthranilic acid.
(k) Ethylamine.
(L) Pyrolidine.
(m) Phenylacetic acid.
(n) Anthranilic acid.
(o) Morpholine.
(p) Ephedrine.
(q) Pseudoephedrine.
(r) Norpseudoephedrine.
(s) Phenylpropanolamine.
(t) Benzyl cyanide.
(u) Ergonovine.
(v) 3,4-Methylenedioxyphenyl-2-propanone.
(w) Propionic anhydride.
(x) Insosafrole (Isosafrole).
(y) Safrole.
(z) Piperonal.
(aa) N-methylephedrine.
(bb) N-ethylephedrine.
(cc) N-methylpseudoephedrine.
(dd) N-ethylpseudoephedrine.
(ee) Hydriotic acid.
(ff) Gamma butyrolactone (GBL), including butyrolactone, 1,2-butanolide, 2-oxanol-
one, tetrahydro-2-
furanone, dihydro-2(3H)-
furanone and tetramethylene glycol, but not including gamma aminobutyric acid (GABA).
(gg) 1,4-butanediol.
(hh) Any salt, isomer or salt of an isomer of the chemicals listed in paragraphs (a) to (gg) of this subsection.
(ii) Iodine in its elemental form.
(jj) Iodine matrix.
(kk) Red phosphorus, white phosphorus, yellow phosphorus or hypophosphorus acid and its salts.
(LL) Anhydrous ammonia.
(mm) Lithium metal.
(nn) Sodium metal.
(oo) Any substance established as a precursor substance by rule under authority granted in ORS 475.945.