Chapter 32 · Tanning or dyeing extracts; paints; inks · Section 6

HS Code 3204.20

Synthetic organic products of a kind used as fluorescent brightening agents

Heading 3204: Synthetic organic coloring matter, whether or not chemically defined; preparations as specified in note 3 to this chapter based on synthetic organic coloring matter; synthetic organic products of a kind used as fluorescent brightening agents or as luminophores, whether or not chemically defined

US duty (general)
Free - 6.5%
US HTS lines
3
EU CN codes
1
UK commodity codes
4
Unit
kg

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

United States - HTS lines under 3204.20

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
3204.20.10 Fluorescent brightening agent 32 6.5% Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) 64.2% kg
3204.20.40 Benzoxazol Free - 44.1% kg
3204.20.80 Other 6.5% Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) 44.1% 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 3204.20

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
3204 20 00 Synthetic organic products of a kind used as fluorescent brightening agents EU duty (TARIC) →

United Kingdom - commodity codes under 3204.20

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
3204 20 00 00 Synthetic organic products of a kind used as fluorescent brightening agents UK duty & VAT →
3204 20 00 10 Colourant C.I. Fluorescent Brightener 184 (CAS RN 7128-64-5) and preparations based thereon with a colourant C.I. Fluorescent Brightener 184 content of 20% or more by weight UK duty & VAT →
3204 20 00 30 Colourant C.I. Fluorescent Brightener 351 (CAS RN 27344-41-8) and preparations based thereon with a colourant C.I. Fluorescent Brightener 351 content of 90 % or more by weight UK duty & VAT →
3204 20 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 3204

3204.00 3204 Synthetic organic colouring matter, whether or not chemically defined; preparations a 3204.11 Disperse dyes and preparations based thereon 3204.12 Acid dyes, whether or not premetallized, and preparations based thereon; mordant dyes and 3204.13 Basic dyes and preparations based thereon 3204.14 Direct dyes and preparations based thereon 3204.15 Vat dyes (including those usable in that state as pigments) and preparations based thereon 3204.16 Reactive dyes and preparations based thereon 3204.17 Pigments and preparations based thereon 3204.18 Carotenoid coloring matters and preparations based thereon 3204.19 Other, including mixtures of coloring matter of two or more of the subheadings 3204.11 to 3204.20 Synthetic organic products of a kind used as fluorescent brightening agents 3204.90 Other

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.