Chapter 29 · Organic chemicals · Section 6

HS Code 2925.29

Other

Heading 2925: Carboxyimide-function compounds (including saccharin and its salts) and imine-function compounds

US duty (general)
Free - 6.5%
US HTS lines
6
EU CN codes
1
UK commodity codes
10
Unit
kg

US HTS + UK Tariff v4.0.1596 · updated 2026-09-10 · sources

United States - HTS lines under 2925.29

Source: official Harmonized Tariff Schedule (USITC). "General" is the normal-trade-relations rate; "Special" lists preference programs; "Other" is the column-2 rate. Additional Section 232/301 duties may apply on top.

HTS codeDescriptionGeneralSpecialOtherUnit
2925.29.10 Other > Aromatic >
N'-(4-Chloro-o-tolyl)-N,N- diemthylformamidine; Bunamidine hydrochloride; and Pentamidine
6.5% Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,MA,OM,P, PA,PE,S,SG) 15.4¢/kg + 41% kg
2925.29.18 Other > Aromatic >
N,N'-Diphenylguanidine; 3-Dimethyl amino methyleneiminophenol hydrochloride; 1,3-Di-o-tolylguanidine; andN,N-Dimethyl-N'-[3-[[(methylamino) carbonyl]- oxy] phenyl] methanimidamide monohydro- chloride
Free - 15.4¢/kg + 61% kg
2925.29.20 Aromatic > Other >
Drugs
6.5% Free (A+,AU,BH,CL,CO,D, E,IL,JO, K,KR,MA,OM,P, PA,PE,S,SG) 15.4¢/kg + 67.5% kg
2925.29.60 Aromatic > Other >
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 + 61% kg
2925.29.70 Other > Other >
Tetramethylguanidine
Free - 25% kg
2925.29.90 Other > Other >
Other
3.7% Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) 25% kg

Estimate the US duty runs in your browser · no caps

Enter the customs value (and quantity, when a rate is per-unit) to estimate the general-rate duty per HTS line. Estimates exclude Section 232/301 surcharges, MPF/HMF and fees. Not a customs ruling.

European Union - CN codes under 2925.29

Source: EU Combined Nomenclature (Eurostat, © European Union, reused per Decision 2011/833/EU). Duty rates and measures live in TARIC; each code links to the official consultation.

CN codeDescription
2925 29 00 Other EU duty (TARIC) →

United Kingdom - commodity codes under 2925.29

Source: UK Integrated Online Tariff (Open Government Licence v3.0). Declarable 10-digit codes go on the customs declaration; check the official page for the current duty and VAT measures.

Commodity codeDescription
2925 29 00 00 Other UK duty & VAT →
2925 29 00 10 Dicyclohexylcarbodiimide (CAS RN 538-75-0) UK duty & VAT →
2925 29 00 20 N-[3-(Dimethylamino)propyl]-N'-ethylcarbodiimide hydrochloride (CAS RN 25952-53-8) UK duty & VAT →
2925 29 00 25 1-(3-(2-Hydroxyethyl)phenyl)guanidinium methanesulfonate (CAS RN 2101429-50-7) with a purity by weight of 99 % or more UK duty & VAT →
2925 29 00 35 N-Amidinosarcosine hydrate (CAS RN 6020-87-7) with a purity by weight of 99 % or more UK duty & VAT →
2925 29 00 40 N-amidinosarcosine (CAS RN 57-00-1) UK duty & VAT →
2925 29 00 50 (Chloromethylene)dimethyliminium chloride (CAS RN 3724-43-4) with a purity by weight of 95 % or more UK duty & VAT →
2925 29 00 70 Bromomethylidene(dimethyl)azanium bromide (CAS RN 24774-61-6) with a purity by weight of 97 % or more UK duty & VAT →
2925 29 00 80 Ethyl 4-[[(methylphenylamino)methylene]amino]benzoate (CAS RN 57834-33-0) with a purity of 99 % or more by weight UK duty & VAT →
2925 29 00 90 Other UK duty & VAT →
Not a customs ruling. Classification is determined by the importing country's customs authority and depends on the exact product. This page is reference information from official published schedules, not legal advice. For a binding decision, request a ruling (US: CBP CROSS · UK: HMRC ATaR · EU: BTI).

Other subheadings in 2925

Sources: U.S. International Trade Commission, Harmonized Tariff Schedule (public domain) · EU Combined Nomenclature © European Union, Eurostat (Decision 2011/833/EU) · UK Integrated Online Tariff, contains public sector information licensed under the Open Government Licence v3.0. Data refreshed weekly. Details on About & Data Sources.