Chapter 29: Organic chemicals

HTS heading 2930: Organo-sulfur compounds

49 numbered lines under heading 2930, including 40 10-digit statistical lines. The first six digits are the international HS subheading; the general column is the normal US duty rate.

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HTS heading 2930
HTS code	Description	Unit	General	Special	Column 2
2930	Organo-sulfur compounds:
2930.10.01.00	2-(N,N-Dimethylamino) ethanethiolNote: See 9903.90.08.	kg	3.7%	Free (A, AU, BH, CL, CO, D, E, IL, JO, K, KR, L, MA, OM, P, PA, PE, S, SG)	25%
2930.20	Thiocarbamates and dithiocarbamates:
	Aromatic:
2930.20.10.00	Pesticides	kg	6.5%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	15.4¢/kg + 48.5%
2930.20.20	Other		6.5%	Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,MA,OM,P, PA,PE,S,SG)	15.4¢/kg + 40.5%
2930.20.20.10	Products used principally for rubber processing	kg
2930.20.20.50	Other	kg
	Other:
2930.20.70.00	S-(2,3,3'-trichloroallyl)diisopropylthiocarbamate	kg	Free		25%
2930.20.90	Other		3.7%	Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG)	25%
2930.20.90.10	Pesticides	kg
2930.20.90.20	Products used principally for rubber processing	kg
2930.20.90.50	Other	kg
2930.30	Thiuram mono-, di- or tetrasulfides:
2930.30.30.00	Tetramethylthiuram monosulfide	kg	Free		25%
2930.30.60.00	Other	kg	3.7%	Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG)	25%
2930.40.00.00	Methionine	kg	Free		25%
2930.60.00.00	2-(N,N-Diethylamino)ethanethiol	kg	3.7%	Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,L,MA,OM,P,PA,PE,S,SG)	25%
2930.70.00.00	Bis(2-hydroxyethyl)sulfide (thiodiglycol (INN))	kg	3.7%	Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,L,MA,OM,P,PA,PE,S,SG)	25%
2930.80.00.00	Aldicarb (ISO), captafol (ISO) and methamidophos (ISO)	kg	6.5%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	30.5%
2930.90	Other:
	Aromatic:
2930.90.10.00	Pesticides	kg	6.5%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	15.4¢/kg + 64.5%
	Other:
2930.90.24.00	N-Cyclohexylthiophthalimide	kg	6.5%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	15.4¢/kg + 40.5%
2930.90.26.00	3-(4'-Aminobenzamido)phenyl-ß-hydroxy- ethylsulfone; 2-[(4-Aminophenyl)sulfonyl] ethanol, hydrogen sulfate ester; Diphenylthiourea;N,N'-(Dithiodi-2,1-phenylene) bisbenzamide; Pentachlorothiophenol; and 4,4'-Thiodiphenyl cyanate	kg	Free		15.4¢/kg + 40.5%
2930.90.29.00	Other	kg	6.5%	Free (A+,AU,BH,CL,CO,D,E,IL,JO,K,KR,L,MA,OM,P,PA,PE,S,SG)	15.4¢/kg + 40.5%
	Other:
	Pesticides:
2930.90.30.00	Thiocyanates, thiurams and isothiocyanatesNote: See 9903.90.08.	kg	3.7%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	25%
	Other:
2930.90.42.00	O,O-Dimethyl-S-methyl carbamoyl- methyl phosphorodithioate; and Malathion	kg	Free		30.5%
2930.90.43	Other		6.5%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	30.5%
2930.90.43.10	O-Ethyl-S-phenylethylphosphono- thiolothionate (fonofos)	kg
2930.90.43.15	Phorate (ISO)	kg
2930.90.43.20	Compounds containing a phosphorus atom to which is bonded one methyl, ethyl, n-propyl or isopropyl group, but no other carbon atoms	kg
2930.90.43.30	Terbufos (ISO)	kg
2930.90.43.90	Other	kg
	Other:
	Acids:
2930.90.46.00	dl-Hydroxy analogue of dl-methionine	kg	Free		25%
2930.90.49	Other		4.2%	Free (A+,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG)	25%
2930.90.49.10	Thioglycolic acid	kg
	Mercaptocarboxylic acids:
2930.90.49.40	Acetylcysteine (INN) and its salts	kg
2930.90.49.45	Other	kg
2930.90.49.50	Other	kg
	Other:
2930.90.71.00	Dibutylthiourea	kg	Free		25%
2930.90.92	OtherNote: See 9903.90.08.		3.7%	Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,L,MA,OM,P,PA,PE,S,SG)	25%
2930.90.92.08	O,O-Diethyl S-[2-(diethylamino)- ethyl] phosphorothioate and its alkylated or protonated salts; and Thiodiglycol (INN) (bis(2-hydroxy- ethyl) sulfide)	kg
2930.90.92.10	Cysteine hydrochloride	kg
2930.90.92.12	2-Ethylhexyl mercaptoacetate	kg
2930.90.92.22	N,N-Dialkyl (methyl, ethyl, n-propyl or isopropyl) aminoethane-2-thiols and their protonated salts, except for 2-(N,N- dimethylamino)ethanethiol and 2-(N,N- diethylamino)ethanethiol	kg
2930.90.92.25	Other compounds containing a phosphorus atom to which is bonded one methyl, ethyl, n-propyl or isopropyl group, but no other carbon atoms	kg
	Other:
2930.90.92.31	Products used principally for rubber processing	kg
2930.90.92.35	Drugs	kg
	Other:
2930.90.92.40	Dimethyl sulfide (DMS) (CAS No. 75-18-3)	kg
2930.90.92.55	Other	kg

Statistical (10-digit) lines without a rate use the rate of the 8-digit line above them. Additional duties such as Section 301 and Section 232 may apply; check them with the tariff checker.

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Source: Harmonized Tariff Schedule of the United States, 2026 HTS Revision 20 (effective 2026-09-28), U.S. International Trade Commission (hts.usitc.gov), imported 2026-10-07. Reference only; not legal or customs advice or a binding classification. Additional duties under Chapter 99 may apply. ShipWave is not affiliated with the USITC or U.S. Customs and Border Protection.