Pub. L. 106-36, tit. II, subtit. A, ch. 2, sec. 2112
4–CHLORO–3–NITROBENZENESULFONIC ACID, MONOPOTASSIUM SALT.
SEC. 2112. 4–CHLORO–3–NITROBENZENESULFONIC ACID, MONOPOTASSIUM SALT. Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: “ 9902.30.92 4–Chloro–3–nitrobenzenesulfonic acid, monopotassium salt (CAS No. 6671–49–4) (provided for in subheading 2904.90.47) ............... Free No change No change On or before 12/31/2001 ”.