The substances detailed in this section are designated as being an immediate precursor as provided under the Act, §481.002(22):

1. (1) Benzaldehyde;
2. (2) Gamma-butyrolactone (other names include: GBL; dihydro-2(3H)-furanone; 1,2-butanolide; 1,4-butanolide; 4-hydroxybutanoic acid lactone; gamma-hydroxybutyric acid lactone);
3. (3) Isosafrole;
4. (4) 3,4-methylenedioxyphenyl-2-propanone;
5. (5) N-methylephedrine, its salts, optical isomers, and salts of optical isomers;
6. (6) N-methylpseudoephedrine, its salts, optical isomers, and salts of optical isomers;
7. (7) Piperonal;
8. (8) Safrole; and
9. (9) Lithium metal removed from a battery and immersed in kerosene, mineral spirits, or similar liquid that prevents or retards hydration.

Source Note:The provisions of this §13.25 adopted to be effective November 6, 2016, 41 TexReg 8619.