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Harmonized Tariff Schedule (2025 HTS Revision 8 (04/10/2025))

Heading Duty(general) Duty(china) Article Description Compare Code
2937.50.00.00 Free    Prostaglandins, thromboxanes and leukotrienes, their derivatives and structural analogues --
2937.90     Other:
Catecholamine hormones, their derivatives and structural analogues:
vs-2937500000
2937.90.05.00 Free    Epinephrine
Other:
vs-293790
2937.90.10.00 Free    Epinephrine hydrochloride vs-2937900500
2937.90.20.00 Free    Other
Amino-acid derivatives:
vs-2937901000
2937.90.40.00 Free    l-Thyroxine (Levothyroxine), sodium vs-2937902000
2937.90.45.00 Free    Other vs-2937904000
2937.90.90.00 Free    Other
XII. GLYCOSIDES AND ALKALOIDS, NATURAL OR REPRODUCED BY SYNTHESIS, AND THEIR SALTS, ETHERS, ESTERS AND OTHER DERIVATIVES
vs-2937904500
2938     Glycosides, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives: vs-2937909000
2938.10.00.00 1.5%    Rutoside (Rutin) and its derivatives vs-2938
2938.90.00.00 3.7%    Other vs-2938100000
2939     Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives:
Alkaloids of opium and their derivatives; salts thereof:
vs-2938900000
2939.11.00.00 Free    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 vs-2939
2939.19     Other: vs-2939110000
2939.19.10.00 Free    Papaverine and its salts
Other:
vs-293919
2939.19.20.00 Free    Synthetic vs-2939191000
2939.19.50.00 Free    Other vs-2939192000
2939.20.00 Free    Alkaloids of cinchona and their derivatives; salts thereof vs-2939195000
2939.20.00.10 Free    Quinine and its salts vs-29392000
2939.20.00.50 Free    Other vs-2939200010