Chapter 29 · Organic chemicals · Section 6

HS Code 2927.00

Diazo-, azo- or azoxy-compounds

US duty (general)
Free - 6.5%
US HTS lines
8
EU CN codes
1
UK commodity codes
5
Unit
kg

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

United States - HTS lines under 2927.00

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
2927.00.03 4-Aminoazobenzenedisulfonic acid, monosodium salt Free - 15.4¢/kg + 40.5% kg
2927.00.06 p-Aminoazobenzenedisulfonic acid; and Diazoaminobenzene (1,3-Diphenyltriazene) 5.8% Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,L,MA,OM,P, PA,PE,S,SG) 15.4¢/kg + 40.5% kg
2927.00.15 1,1'-Azobisformamide 3.7% Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) 25% kg
2927.00.18 1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5-oxo, ester with phenyl(2,3,4-trihydroxyphenyl)methanone; 1-Naphthalenesulfonic acid, 3-diazo-3,4-dihydro-4- oxo-ar'-(1-methylethyl) [1,1'-biphenyl]-4-yl ester; 1-Napthanlenesulfonic acid, 6-diazo-5,6-dihydro-5- oxo-,(octahydro-4,7-methano-1H-indene-2,5-diyl) bis- (methylene) ester; and 1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5- oxo-, 4-benzoyl-1,2,3-benzenetriyl ester Free - 15.4¢/kg + 50% kg
2927.00.25 Photographic chemicals 6.5% Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) 15.4¢/kg + 50% kg
2927.00.30 Fast color bases and fast color salts 6.5% Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) 15.4¢/kg + 54.5% kg
2927.00.40 Other >
Products described in additional U.S. note 3 to section VI
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 + 63.5% kg
2927.00.50 Other >
Other
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 + 63.5% 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 2927.00

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
2927 00 00 2927 00 00 Diazo-, azo- or azoxy-compounds EU duty (TARIC) →

United Kingdom - commodity codes under 2927.00

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
2927 00 00 00 Diazo-, azo- or azoxy-compounds UK duty & VAT →
2927 00 00 25 2,2'-azobis(4-methoxy-2,4-dimethylvaleronitrile) (CAS RN 15545-97-8) UK duty & VAT →
2927 00 00 45 2,2΄-Dimethyl-2,2΄-azodipropionamidine dihydrochloride (CAS RN 2997-92-4) with a purity by weight of 97 % or more UK duty & VAT →
2927 00 00 55 4'-Aminoazobenzene-4-sulphonic acid (CAS RN 104-23-4) with a purity by weight of 90 % or more UK duty & VAT →
2927 00 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 2927

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.