SEC. 1148. 3-AMINO-5-MERCAPTO-l,2,4-TRIAZOLE (AMT). Subchapter II of chapter 99 is amended by inserting in the numerical sequence the following new heading: “ 9902.29.08 3-Amino-5-mercapto-1,2,4-triazole (CAS No, 16691–43–3) (provided for in subheading 2933.90.97) Free No change No change On or before 12/31/2003 ”.