Chapter hub
Chapter 29: Organic chemicals
Browse verified, indexable HTS detail pages in this chapter. Each record links to base duty, source URL, retrieval date, and review boundaries. Organic chemical compounds and intermediates.
766 indexable codesPage 8 / 8
Common headings on this page
2935 · 162936 · 122937 · 112938 · 12939 · 152940 · 12941 · 82942 · 2
HTS detail pages
2935.10.00.00
N-Methyl perfluorooctane sulfonamide
Base rate: 6.5%Source retrieved: 2026-05-11
2935.20.00.00
N-Ethyl perfluorooctane sulfonamide
Base rate: 6.5%Source retrieved: 2026-05-11
2935.30.00.00
N-Ethyl -N-(2-hydroxyethyl)perfluorooctane sulfonamide
Base rate: 6.5%Source retrieved: 2026-05-11
2935.40.00.00
N-(2-hydroxyethyl)-N-methyl perfluorooctane sulfonamide
Base rate: 6.5%Source retrieved: 2026-05-11
2935.50.00.00
Other perfluorooctane sulfonamides
Base rate: 6.5%Source retrieved: 2026-05-11
2935.90.06.00
4-Amino-6-chloro-m-benzenedisulfonamide and Methyl-4-aminobenzenesulfonylcarbamate (Asulam)
Base rate: 6.5%Source retrieved: 2026-05-11
2935.90.10.00
2-Amino-N-ethylbenzenesulfonanilide; 5-Amino-α,α,α-trifluorotoluene-2,4-disulfonamide; Benzenesulfonamide; Benzenesulfonyl hydrazide; 2-Chloro-4-amino-5-hydroxybenzenesulfonamide; 2,5-Dimethoxysulfanilanilide; and Metanilamide
Base rate: 6.5%Source retrieved: 2026-05-11
2935.90.13.00
(5‐[2‐Chloro‐4‐ (trifluoromethyl)phenoxy]‐N‐ (methylsulfonyl)‐2‐nitrobenzamide) (Fomesafen); N‐(2,6‐Dichloro‐3‐ methylphenyl)‐5‐ amino‐1,3,4‐triazole‐2‐sulfonamide; 2,4‐Dichloro‐5‐ sulfamoylbenzoic acid; N‐Ethyl‐o‐ toluenesulfonamide; N‐Ethyl‐p‐toluenesulfonamide; 7-(Hexadecylsulfonylamino) ‐1H‐indole; Methyl 5‐{[(4,6‐dimethoxy‐2‐pyrimidinyl)amino]‐ carbonylaminosulfonyl} ‐3‐chloro‐1‐methyl‐1H‐pyrazole‐4‐carboxylate (Halosulfuron methyl); and Mixtures of ortho‐ and para-toluenesulfonamides
Base rate: FreeSource retrieved: 2026-05-11
2935.90.15.00
o-Toluenesulfonamide
Base rate: 6.5%Source retrieved: 2026-05-11
2935.90.20.00
Fast color bases and fast color salts
Base rate: 6.5%Source retrieved: 2026-05-11
2935.90.29.00
Acetylsulfaguanidine
Base rate: FreeSource retrieved: 2026-05-11
2935.90.30.00
Sulfamethazine
Base rate: FreeSource retrieved: 2026-05-11
2935.90.32.00
Acetylsulfisoxazole; Sulfacetamide, sodium; and Sulfamethazine, sodium
Base rate: 6.5%Source retrieved: 2026-05-11
2935.90.33.00
Sulfathiazole and Sulfathiazole, sodium
Base rate: FreeSource retrieved: 2026-05-11
2935.90.42.00
Salicylazosulfapyridine (Sulfasalazine); Sulfadiazine; Sulfaguanidine; Sulfamerizine; and Sulfapyridine
Base rate: FreeSource retrieved: 2026-05-11
2935.90.75.00
Products described in additional U.S. note 3 to section VI
Base rate: 6.5%Source retrieved: 2026-05-11
2936.21.00.00
Vitamins A and their derivatives
Base rate: FreeSource retrieved: 2026-05-11
2936.22.00.00
Vitamin B1 (Thiamine) and its derivatives
Base rate: FreeSource retrieved: 2026-05-11
2936.23.00.00
Vitamin B2 (Riboflavin) and its derivatives
Base rate: FreeSource retrieved: 2026-05-11
2936.24.01.00
D- or DL-Pantothenic acid (Vitamin B5) and its derivatives
Base rate: FreeSource retrieved: 2026-05-11
2936.25.00.00
Vitamin B6 (Pyridoxine and related compounds with Vitamin B6 activity) and its derivatives
Base rate: FreeSource retrieved: 2026-05-11
2936.26.00.00
Vitamin B12 (Cyanocobalamin and related compounds with Vitamin B12 activity) and its derivatives
Base rate: FreeSource retrieved: 2026-05-11
2936.27.00.00
Vitamin C (Ascorbic acid) and its derivatives
Base rate: FreeSource retrieved: 2026-05-11
2936.28.00.00
Vitamin E (Tocopherols and related compounds with Vitamin E activity) and its derivatives
Base rate: FreeSource retrieved: 2026-05-11
2936.29.10.00
Folic acid
Base rate: FreeSource retrieved: 2026-05-11
2936.29.16
Niacin and niacinamide
Base rate: FreeSource retrieved: 2026-05-11
2936.29.20.00
Aromatic or modified aromatic
Base rate: FreeSource retrieved: 2026-05-11
2936.90.01
Other, including provitamins and natural concentrates
Base rate: FreeSource retrieved: 2026-05-11
2937.11.00.00
Somatotropin, its derivatives and structural analogues
Base rate: FreeSource retrieved: 2026-05-11
2937.12.00.00
Insulin and its salts
Base rate: FreeSource retrieved: 2026-05-11
2937.21.00
Cortisone, hydrocortisone, prednisone (dehydrocortisone), and prednisolone (dehydrohydrocortisone)
Base rate: FreeSource retrieved: 2026-05-11
2937.22.00.00
Halogenated derivatives of adrenal cortical hormones
Base rate: FreeSource retrieved: 2026-05-11
2937.23.10
Obtained directly or indirectly from animal or vegetable materials
Base rate: FreeSource retrieved: 2026-05-11
2937.23.25.00
Estradiol benzoate; and Estradiol cyclopentylpropionate (Estradiol cypionate)
Base rate: FreeSource retrieved: 2026-05-11
2937.29.10.00
Desonide; andNandrolone phenproprionate
Base rate: FreeSource retrieved: 2026-05-11
2937.50.00.00
Prostaglandins, thromboxanes and leukotrienes, their derivatives and structural analogues
Base rate: FreeSource retrieved: 2026-05-11
2937.90.05.00
Epinephrine
Base rate: FreeSource retrieved: 2026-05-11
2937.90.10.00
Epinephrine hydrochloride
Base rate: FreeSource retrieved: 2026-05-11
2937.90.40.00
l-Thyroxine (Levothyroxine), sodium
Base rate: FreeSource retrieved: 2026-05-11
2938.10.00.00
Rutoside (Rutin) and its derivatives
Base rate: 1.5%Source retrieved: 2026-05-11
2939.11.00.00
Concentrates of poppy straw; buprenorphine (INN); codeine, dihydrocodeine (INN), ethylmorphine, etorphine (INN), heroin, hydrocodone (INN), hydromorphone (INN), morphine, nicomorphine (INN), oxycodone (INN), oxymorphone (INN), pholcodine (INN), thebacon (INN) and thebaine; salts thereof
Base rate: FreeSource retrieved: 2026-05-11
2939.19.10.00
Papaverine and its salts
Base rate: FreeSource retrieved: 2026-05-11
2939.19.20.00
Synthetic
Base rate: FreeSource retrieved: 2026-05-11
2939.20.00
Alkaloids of cinchona and their derivatives; salts thereof
Base rate: FreeSource retrieved: 2026-05-11
2939.30.00.00
Caffeine and its salts
Base rate: FreeSource retrieved: 2026-05-11
2939.41.00.00
Ephedrine and its salts
Base rate: FreeSource retrieved: 2026-05-11
2939.42.00.00
Pseudoephedrine (INN) and its salts
Base rate: FreeSource retrieved: 2026-05-11
2939.43.00.00
Cathine (INN) and its salts
Base rate: FreeSource retrieved: 2026-05-11
2939.44.00.00
Norephedrine and its salts
Base rate: FreeSource retrieved: 2026-05-11
2939.45.00.00
Levometamfetamine, metamfetamine (INN), metamfetamine racemate and their salts
Base rate: FreeSource retrieved: 2026-05-11
2939.51.00.00
Fenetylline (INN) and its salts
Base rate: FreeSource retrieved: 2026-05-11
2939.61.00.00
Ergometrine and its salts
Base rate: FreeSource retrieved: 2026-05-11
2939.62.00.00
Ergotamine and its salts
Base rate: FreeSource retrieved: 2026-05-11
2939.63.00.00
Lysergic acid and its salts
Base rate: FreeSource retrieved: 2026-05-11
2939.72.00.00
Cocaine, ecgonine; salts, esters and other derivatives thereof
Base rate: FreeSource retrieved: 2026-05-11
2940.00.20.00
D-Arabinose
Base rate: FreeSource retrieved: 2026-05-11
2941.10.10.00
Ampicillin and its salts
Base rate: FreeSource retrieved: 2026-05-11
2941.10.20.00
Penicillin G salts
Base rate: FreeSource retrieved: 2026-05-11
2941.10.30.00
Carfecillin, sodium; Cloxacillin, sodium; Dicloxacillin, sodium; Flucloxacillin (Floxacillin); and Oxacillin, sodium
Base rate: FreeSource retrieved: 2026-05-11
2941.20.10.00
Dihydrostreptomycin and its derivatives; salts thereof
Base rate: 3.5%Source retrieved: 2026-05-11
2941.30.00.00
Tetracyclines and their derivatives; salts thereof
Base rate: FreeSource retrieved: 2026-05-11
2941.40.00.00
Chloramphenicol and its derivatives; salts thereof
Base rate: FreeSource retrieved: 2026-05-11
2941.50.00.00
Erythromycin and its derivatives; salts thereof
Base rate: FreeSource retrieved: 2026-05-11
2941.90.30.00
Aromatic or modified aromatic
Base rate: FreeSource retrieved: 2026-05-11
2942.00.03.00
[2,2'-Thiobis(4-(1,1,3,3-tetramethyl-n-butyl)- phenolato)(2,1)]-O,O',S-(1-butanamine), nickel II
Base rate: FreeSource retrieved: 2026-05-11
2942.00.10.00
Products described in additional U.S. note 3 to section VI
Base rate: 6.5%Source retrieved: 2026-05-11