SECTION 1. EXTENSION OF EXISTING SUSPENSION OF DUTY ON CERTAIN 
              CHEMICALS.

    Each of the following headings of the Harmonized Tariff Schedule of 
the United States is amended by striking ``12/31/92'' and inserting 
``12/31/94''.
            (1) 9902.29.04 (relating to p-Toluenesulfonyl chloride).
            (2) 9902.29.13 (relating to 2,6-Dichlorobenzaldehyde).
            (3) 9902.29.28 (relating to &lt;greek-a&gt;,&lt;greek-a&gt;,&lt;greek-a&gt;-
        Trifluoro-o-toluidine).
            (4) 9902.29.30 (relating to 8-Amino-1-naphthalenesulfonic 
        acid and its salts).
            (5) 9902.29.31 (relating to 5-Amino-2-(p-
        aminoanilino)benzenesulfonic acid).
            (6) 9902.29.33 (relating to 1-Amino-8-hydroxy-3,6-
        naphthalenedisulfonic acid; and 4-Amino-5-hydroxy-2,7-
        naphthalenedisulfonic acid, monosodium salt (H acid, monosodium 
        salt)).
            (7) 9902.29.35 (relating to 6-Amino-4-hydroxy-2-
        naphthalenesulfonic acid (Gamma Acid)).
            (8) 9902.29.38 (relating to 3,3'-Dimethoxybenzidine (o-
        Dianisidine) and its dihydrochloride).
            (9) 9902.29.40 (relating to 2-Amino-5-nitrophenol).
            (10) 9902.29.43 (relating to 1-Amino-2,4-
        dibromoanthraquinone).
            (11) 9902.29.44 (relating to 1-Amino-4-bromo-2-
        anthraquinonesulfonic acid (Bromamine acid) and its sodium 
        salt).
            (12) 9902.29.47 (relating to 4-Methoxyaniline-2-sulfonic 
        acid).
            (13) 9902.29.51 (relating to N-(7-Hydroxy-1-naphthyl 
        acetamide).
            (14) 9902.29.57 (relating to N,N-bis(2-cyanoethyl)aniline).
            (15) 9902.29.64 (relating to 6-(3-Methyl-5-oxo-1-
        pyrazolyl)-1,3-naphthalenedisulfonic acid (amino-J-pyrazolone) 
        (CAS No. 7277-87-4); and 3-Methyl-1-phenyl-5-pyrazolone 
        (Methylphenylpyrazolone).
            (16) 9902.29.69 (relating to 3-Methyl-5-pyrazolone).
            (17) 9902.29.79 (relating to 2-Amino-N-
        ethylbenzenesulfonoanilide).
            (18) 9902.30.15 (relating to 7-Hydroxy-1,3-
        naphthalenedisulfonic acid, dipotassium salt (CAS No. 842-18-
        2)).
            (19) 9902.30.18 (relating to 1,4-Dihydroxyanthraquinone 
        (CAS No. 81-64-1)).
            (20) 9902.30.31 (relating to 2-Chloro-4-nitroaniline (CAS 
        No. 121-87-9)).
            (21) 9902.30.32 (relating to 4-Chloro-&lt;greek-a&gt;-&lt;greek-a&gt;-
        &lt;greek-a&gt;-trifluoro-o-toluidine (CAS No. 445-03-4)).
            (22) 9902.30.34 (relating to 5-Amino-2-naphthalenesulfonic 
        acid (CAS No. 119-79-9)).
            (23) 9902.30.35 (relating to 7-Amino-1,3-
        naphthalenedisulfonic acid, monopotassium salt (CAS No. 842-15-
        9)).
            (24) 9902.30.36 (relating to 4-Amino-1-naphthalenesulfonic 
        acid, sodium salt (CAS No. 130-13-2)).
            (25) 9902.30.37 (relating to 8-Amino-2-naphthalenesulfonic 
        acid (CAS No. 119-28-8)).
            (26) 9902.30.38 (relating to mixtures of 5- and 8-amino-2-
        naphthalenesulfonic acid (CAS No. 119-28-8)).
            (27) 9902.30.39 (relating to 1-Naphthylamine (CAS No. 134-
        32-7)).
            (28) 9902.30.40 (relating to 6-Amino-2-naphthalenesulfonic 
        acid (CAS No. 93-00-5)).
            (29) 9902.30.43 (relating to 2,4-Diaminobenzenesulfonic 
        acid (CAS No. 88-63-1)).
            (30) 9902.30.48 (relating to 2-Amino-4-chlorophenol (CAS 
        No. 95-85-2)).
            (31) 9902.30.47 (relating to 1-Amino-2-methoxybenzene (o-
        Anisidine) (CAS No. 90-04-0)).
            (32) 9902.30.51 (relating to 7-Anilino-4-hydroxy-2-
        naphthalenesulfonic acid (CAS No. 119-40-4)).
            (33) 9902.30.52 (relating to 1,4-Diamino-2,3-
        dihydroanthraquinone (CAS No. 81-63-0)).
            (34) 9902.30.55 (relating to 1-Amino-2-bromo-4-
        hydroxyanthraquinone (CAS No. 116-82-5)).
            (35) 9902.30.67 (relating to 4-Aminoacetanilide (CAS No. 
        122-80-5)).
            (36) 9902.30.75 (relating to 2-[(4-
        Aminophenyl)sulfonyl]ethanol, hydrogen sulfate ester (CAS No. 
        2494-89-5)).
            (37) 9902.30.80 (relating to 2,5-Dichloro-4-(3-methyl-5-
        oxo-2-pyrazolin-1-yl)-benzenesulfonic acid (CAS No. 84-57-1)).
            (38) 9902.30.89 (relating to 1,3,3-Trimethyl-2-
        methyleneindoline (CAS No. 118-12-7)).
            (39) 9902.30.94 (relating to 7-Nitronaphth[1,2]-oxadiazole-
        5-sulphonic acid (CAS No. 84-91-3)).

SEC. 2. APPLICABILITY.

    (a) In General.--The amendments made by section 1 of this Act shall 
take effect on the 15th day after the date of the enactment of this 
Act.
    (b) Retroactive Provision.--Notwithstanding section 514 of the 
Tariff Act of 1930 or any other provision of law to the contrary, upon 
a request filed with the appropriate customs officer before the 90th 
day after the date of the enactment of this Act, any entry or 
withdrawal from warehouse for consumption of goods to which the 
amendment made by section 1 applies and that was made--
            (1) after December 31, 1992; and
            (2) before the 15th day after the date of the enactment of 
        this Act;
and with respect to which there would have been a lower duty if the 
amendment made by section 1 had applied to such entry or withdrawal, 
shall be liquidated or reliquidated as though such entry or withdrawal 
had occurred on such 15th day.
Amends the Harmonized Tariff Schedule of the United States to extend, through December 31, 1994, the suspension of duty on certain chemicals.
To extend until January 1, 1995, the existing suspension of duty on certain chemicals.