2934 Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds

Harmonized Tariff Schedule · MFN rates · Chapter 29, Organic chemicals

2934.10 Heterocyclic compounds; containing an unfused thiazole ring (whether or not hydrogenated) in the structure

  • Aromatic or modified aromatic
  • 2934.10.10.00 Products described in additional U.S. note 3 to section VI6.5%
  • 2934.10.20.00 Other6.5%
  • Other
  • 2934.10.70.00 4,5-Dichloro-2-n-octyl-4-isothiazolin-3-one; Ethyl 2-(2-aminothiazol-4-yl)-2- hydroxyiminoacetate; Ethyl 2-(2-aminothiazol-4-yl)-2- methoxyiminoacetate; 2-Methyl-4-isothiazolin- 3-one; 2-n-Octyl-4-isothiazolin-3-one; and Thiothiamine hydrochlorideFree
  • 2934.10.90.00 Other6.5%

2934.20 Heterocyclic compounds; containing in the structure, a benzothiazole ring-system (whether or not hydrogenated), not further fused

  • 2934.20.05.00 N-tert-Butyl-2-benzothiazolesulfenamide6.5%
  • 2934.20.10.00 2,2'-Dithiobisbenzothiazole6.5%
  • 2934.20.15.00 2-Mercaptobenzothiazole; andN-(Oxydiethylene)benzothiazole-2-sulfenamide6.5%
  • 2934.20.20.00 2-Mercaptobenzothiazole, sodium salt (2-Benzothiazolethiol, sodium salt)6.5%
  • 2934.20.25.00 2-Amino-5,6-dichloro benzo thiazole; 2-(4-Amino phenyl)-6-methyl benzo thiazole-7- sulfonic acid; 2-Amino-6-nitro benzo thiazole; andN,N-Di cyclo hexyl-2-benzo thiazole sulfenamideFree
  • 2934.20.30.00 2-Amino-6-methoxy benzo thiazole; 2-Amino-6-methyl benzo thiazole; 6-Ethoxy-2-benzo thiazo lethiol; 3-Methyl benzo thiazole-2-hydrazone; and Primuline base5.8%
  • Other
  • 2934.20.35.00 Pesticides6.5%
  • Other
  • 2934.20.40.00 Products described in additional U.S. note 3 to section VI6.5%
  • 2934.20.80.00 Other6.5%

2934.30 Heterocyclic compounds; containing in the structure, a phenothiazine ring-system (whether or not hydrogenated), not further fused

  • 2934.30.12.00 2-(Trifluoromethyl)phenothiazine6.5%
  • 2934.30.18.00 Ethyl (1H-phenothiazin-2,4,1)carbamateFree
  • Other
  • Drugs
  • 2934.30.23.00 Antidepressants, tranquilizers and other psychotherapeutic agents6.5%
  • 2934.30.27.00 Other6.5%
  • Other
  • 2934.30.43.00 Products described in additional U.S. note 3 to section VI6.5%
  • 2934.30.50.00 Other6.5%

2934.91 Heterocyclic compounds; other heterocyclic compounds, n.e.c. in 2934.1, 2934.2 and 2934.3

  • 2934.91.00.00 Aminorex (INN), brotizolam (INN), clotiazepam (INN), cloxazolam (INN), dextromoramide (INN), haloxazolam (INN), ketazolam (INN), mesocarb (INN), oxazolam (INN), pemoline (INN), phendimetrazine (INN), phenmetrazine (INN) and sufentanil (INN); salts thereofFree

2934.92 Heterocyclic compounds; other fentanyls n.e.c. in 2934, and their derivatives

  • 2934.92.00.00 Other fentanyls and their derivatives6.5%

2934.99 Nucleic acids and their salts, other heterocyclic compounds, n.e.c. in heading number 2934

  • Aromatic or modified aromatic
  • 2934.99.01.00 Mycophenolate mofetilFree
  • 2934.99.03.00 2-Acetylbenzo(b)thiophene; 3-Methylene-7-(2-phenoxyacetamido)- cephan-4-carboxylic acid, p-nitrobenzyl ester, 1-oxide; and Naphth[1,2-d]-[1,2,3]-oxadiazole-5-sulfonic acid and its sodium saltFree
  • 2934.99.05.00 5-Amino-3-phenyl-1,2,4-thiadiazole (3-Phenyl-5-amino-1,2,4-thiadiazole); 2-Hydroxybenzoxazole (Benzoxazolone); 4-Phenylmorpholine; 1,9-Thianthrenedicarboxylic acid; and Thioxanthene-9-one (Thioxanthone)5.8%
  • 2934.99.06.00 7-Nitronaphth[1,2]oxadiazole-5-sulfonic acid and its salts6.5%
  • 2934.99.07.00 Ethyl 2-[4-[(6-chloro-2-benzoxazolyl)oxy]- phenoxy]propanoate (Fenoxaprop-ethyl)Free
  • 2934.99.08.00 2,5-Diphenyloxazole6.5%
  • 2934.99.09.00 1,2-Benzisothiazolin-3-oneFree
  • Other
  • Pesticides
  • 2934.99.11.00 2-tert-Butyl-4-(2,4-dichloro-5- isopropoxyphenyl)-Δ²-1,3,4- oxadiazolin-5-one; 3-Isopropyl-1H-2,1,3- benzothiadiazin-4-(3H)-one-2,2- dioxide (Bentazon); andO,O-Diethyl-S-[(6-chloro-2- oxobenzoxazolin-3-yl)methyl]- phosphorodithioate (Phosalone)6.5%
  • Other
  • 2934.99.12.00 Fungicides6.5%
  • 2934.99.15.00 Herbicides6.5%
  • 2934.99.16.00 Insecticides6.5%
  • 2934.99.18.00 Other6.5%
  • 2934.99.20.00 Photographic chemicals6.5%
  • 2934.99.30.00 Drugs6.5%
  • Other
  • 2934.99.39.00 Products described in additional U.S. note 3 to section VI6.5%
  • 2934.99.44.00 Other6.5%
  • Other
  • Drugs
  • 2934.99.47.20 Rocuronium (INN) and its salts3.7%
  • 2934.99.47.30 Tacrolimus (INN) and its salts3.7%
  • 2934.99.47.40 Timolol maleate and its salts3.7%
  • 2934.99.47.90 Other3.7%
  • Other
  • 2934.99.70.00 Morpholinoethyl chloride hydrochloride; 2-Methyl-2,5-dioxo-1-oxa-2-phospholan; and (6R-trans)-7-Amino-3-methyl-8-oxo-5- thia-1-azabicyclo[4.2.0]-oct-2-ene-2- carboxylic acidFree
  • 2934.99.90.01 Other6.5%

MFN rates from the Harmonized Tariff Schedule as published, without preferences, quotas, trade remedies or additional measures. Inferred works those out for each product and origin. Whether a product from this heading qualifies for a lower rate depends on each agreement's product-specific rule for it, under the agreements we cover.

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