Chapter 38 · Miscellaneous chemical products · Section 6
HS Code 3824.99
Other
Heading 3824: Prepared binders for foundry molds or cores; chemical products and preparations of the chemical or allied industries (including those consisting of mixtures of natural products), not elsewhere specified or included
US duty (general)
Free - 6.5%
US HTS lines
20
EU CN codes
21
UK commodity codes
126
Unit
kg
US HTS + UK Tariff v4.0.1633 · updated 2026-10-21 · sources
Rates on this page are the official published schedule rates, shown for information. This is not a customs ruling: preference programs, Section 232/301 surcharges and per-shipment fees can change what you actually pay.
United States - HTS lines under 3824.99
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 code | Description | General | Special | Other | Unit |
|---|---|---|---|---|---|
| 3824.99.11 |
Other > Cultured crystals (other than optical elements of chapter 90), weighing not less than 2.5 g each > In the form of ingots |
Free | - | 25% | kg |
| 3824.99.19 |
Other > Cultured crystals (other than optical elements of chapter 90), weighing not less than 2.5 g each > Other |
6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 50% | kg |
| 3824.99.21 |
Other > Mixtures containing 5 percent or more by weight of one or more aromatic or modified aromatic substances > Consisting wholly of substances found naturally in coal tar, whether obtained from coal tar or other source |
Free | - | Free | kg |
| 3824.99.25 |
Other > Mixtures containing 5 percent or more by weight of one or more aromatic or modified aromatic substances > Aqueous mixtures of triphenyl sulfonium chloride, diphenyl (4-phenylthio)phenyl sulfonium chloride and (thiodi-4,1- phenylene)bis(diphenyl sulfonium) dichloride |
6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 3.7¢/kg + 60% | kg |
| 3824.99.26 |
Other > Mixtures containing 5 percent or more by weight of one or more aromatic or modified aromatic substances > Benzene, 2,4-diisocyanate-1,3,5-tris(1- methylethyl) homopolymer; 5-Fluoro-2-methyl-1-[[4-(methylsulfinyl)- phenyl]methylene]-1H-indene;Mixtures of dimethyl phthalate, t-butanol, hydrogen peroxide, and sodium salicylate; andMixtures containing derivatives of N-[4-(2- hydroxy-3-phenoxypropoxy)phenyl]- acetamide |
Free | - | 3.7¢/kg + 60% | kg |
| 3824.99.29 |
Other > Mixtures containing 5 percent or more by weight of one or more aromatic or modified aromatic substances > Other |
6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 3.7¢/kg + 60% | kg |
| 3824.99.31 |
Other > Mixtures of two or more inorganic compounds > Of bismuth |
6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 35% | kg |
| 3824.99.32 |
Other > Mixtures of two or more inorganic compounds > Of hydrosulfite compounds, of sulfoxylate compounds, or of both |
6.5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 35% | kg |
| 3824.99.33 |
Other > Mixtures of two or more inorganic compounds > Of mercury |
4.2% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 26.3% | kg |
| 3824.99.34 |
Other > Mixtures of two or more inorganic compounds > Of molybdenum |
2.8% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 18% | kg |
| 3824.99.35 |
Other > Mixtures of two or more inorganic compounds > Of tungsten |
6.5% | Free (A+,AU,BH,CL,CO,D, E,IL, JO,KR,MA,OM,P, PA,PE,S,SG) | 45.5% | kg |
| 3824.99.36 |
Other > Mixtures of two or more inorganic compounds > Of vanadium |
6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 40% | kg |
| 3824.99.39 |
Other > Mixtures of two or more inorganic compounds > Other 2 statistical lines (10-digit)
|
Free | - | 25% | kg |
| 3824.99.41 |
Mixtures of two or more inorganic compounds > Other > Fatty substances of animal or vegetable origin and mixtures thereof 2 statistical lines (10-digit)
|
4.6% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 16.5¢/kg + 30% | kg |
| 3824.99.49 |
Other > Other > Mixtures that are in whole or in part of hydrocarbons derived in whole or in part from petroleum, shale oil or natural gas |
6.5% | Free (A+,AU,BH,CL,CO,D,E, IL,JO, K,KR,MA,OM,P, PA,PE,S,SG) | 25% | kg |
| 3824.99.50 |
Other > Mixtures of halogenated hydrocarbons > Chlorinated but not otherwise halogenated |
6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 114.5% | kg |
| 3824.99.55 |
Other > Mixtures of halogenated hydrocarbons > Other |
3.7% | Free (A+,AU,BH,CL,CO,D, E,IL, JO,K,KR,MA,OM,P, PA,PE,S,SG) | 25% | kg |
| 3824.99.70 |
Other > Other > Mixtures of dibromo neopentyl glycol; Polydibromophenylene oxide; Tetrabromobisphenol-A-carbonate oligomers; and Electroplating chemical and electroless plating solutions and other materials for printed circuit boards, plastics and metal finishings |
Free | - | 25% | kg |
| 3824.99.75 |
Other > Other > Naphthenic acids, their water-insoluble salts and their esters 2 statistical lines (10-digit)
|
3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 25% | kg |
| 3824.99.93 |
Other > Naphthenic acids, their water-insoluble salts and their esters > Other 6 statistical lines (10-digit)
|
5% | Free (A+,AU,BH,CL,CO,D,E,IL,JO,JP,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 3824.99
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 code | Description | |
|---|---|---|
| 3824 99 10 | Petroleum sulphonates, excluding petroleum sulphonates of alkali metals, of ammonium or of ethanolamines; thiophenated sulphonic acids of oils obtained from bituminous minerals, and their salts | EU duty (TARIC) → |
| 3824 99 64 | Other | EU duty (TARIC) → |
| 3824 99 61 | Intermediate products of the antibiotics manufacturing process obtained from the fermentation of Streptomyces tenebrarius, whether or not dried, for use in the manufacture of human medicaments of heading 3004 | EU duty (TARIC) → |
| 3824 99 70 | Fireproofing, waterproofing and similar protective preparations used in the building industry | EU duty (TARIC) → |
| 3824 99 15 | Ion-exchangers | EU duty (TARIC) → |
| 3824 99 50 | Preparations for electroplating | EU duty (TARIC) → |
| 3824 99 75 | Lithium niobate wafer, undoped | EU duty (TARIC) → |
| 3824 99 86 | Mixtures consisting mainly of dimethyl methylphosphonate, oxirane and diphosphorus pentaoxide | EU duty (TARIC) → |
| 3824 99 55 | Mixtures of mono-, di- and tri-, fatty acid esters of glycerol (emulsifiers for fats) | EU duty (TARIC) → |
| 3824 99 92 | In the form of a liquid at 20 °C | EU duty (TARIC) → |
| 3824 99 96 | Other | EU duty (TARIC) → |
| 3824 99 25 | Pyrolignites (for example, of calcium); crude calcium tartrate; crude calcium citrate | EU duty (TARIC) → |
| 3824 99 65 | Auxiliary products for foundries (other than those of subheading 38241000) | EU duty (TARIC) → |
| 3824 99 80 | Mixture of amines derived from dimerised fatty acids, of an average molecular weight of 520 or more but not exceeding 550 | EU duty (TARIC) → |
| 3824 99 85 | 3-(1-Ethyl-1-methylpropyl)isoxazol-5-ylamine, in the form of a solution in toluene | EU duty (TARIC) → |
| 3824 99 30 | Naphthenic acids, their water-insoluble salts and their esters | EU duty (TARIC) → |
| 3824 99 20 | Getters for vacuum tubes | EU duty (TARIC) → |
| 3824 99 93 | Other | EU duty (TARIC) → |
| 3824 99 45 | Anti-scaling and similar compounds | EU duty (TARIC) → |
| 3824 99 62 | Intermediate products from the manufacture of monensin salts | EU duty (TARIC) → |
| 3824 99 00 | Other | EU duty (TARIC) → |
United Kingdom - commodity codes under 3824.99
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 code | Description | |
|---|---|---|
| 3824 99 00 00 | Other | UK duty & VAT → |
| 3824 99 10 00 | Petroleum sulphonates, excluding petroleum sulphonates of alkali metals, of ammonium or of ethanolamines; thiophenated sulphonic acids of oils obtained from bituminous minerals, and their salts | UK duty & VAT → |
| 3824 99 15 00 | Ion-exchangers | UK duty & VAT → |
| 3824 99 20 00 | Getters for vacuum tubes | UK duty & VAT → |
| 3824 99 25 00 | Pyrolignites (for example, of calcium); crude calcium tartrate; crude calcium citrate | UK duty & VAT → |
| 3824 99 30 00 | Naphthenic acids, their water-insoluble salts and their esters | UK duty & VAT → |
| 3824 99 45 00 | Anti-scaling and similar compounds | UK duty & VAT → |
| 3824 99 50 00 | Preparations for electroplating | UK duty & VAT → |
| 3824 99 55 00 | Mixtures of mono-, di- and tri-, fatty acid esters of glycerol (emulsifiers for fats) | UK duty & VAT → |
| 3824 99 61 00 | Intermediate products of the antibiotics manufacturing process obtained from the fermentation of Streptomyces tenebrarius, whether or not dried, for use in the manufacture of human medicaments of heading|3004 | UK duty & VAT → |
| 3824 99 62 00 | Intermediate products from the manufacture of monensin salts | UK duty & VAT → |
| 3824 99 64 00 | Other | UK duty & VAT → |
| 3824 99 65 00 | Auxiliary products for foundries (other than those of subheading 3824 10 00) | UK duty & VAT → |
| 3824 99 70 00 | Fireproofing, waterproofing and similar protective preparations used in the building industry | UK duty & VAT → |
| 3824 99 75 00 | Lithium niobate wafer, undoped | UK duty & VAT → |
| 3824 99 80 00 | Mixture of amines derived from dimerised fatty acids, of an average molecular weight of 520 or more but not exceeding 550 | UK duty & VAT → |
| 3824 99 85 00 | 3-(1-Ethyl-1-methylpropyl)isoxazol-5-ylamine, in the form of a solution in toluene | UK duty & VAT → |
| 3824 99 86 00 | Mixtures consisting mainly of dimethyl methylphosphonate, oxirane and diphosphorus pentaoxide | UK duty & VAT → |
| 3824 99 92 00 | In the form of a liquid at 20|°C | UK duty & VAT → |
| 3824 99 92 01 | Naphthalene, chloro derivatives (CAS 70776-03-3) | UK duty & VAT → |
| 3824 99 92 02 | preparation containing hexabromocyclododecane (CAS 25637-99-4, 3194-55-6) | UK duty & VAT → |
| 3824 99 92 07 | R514A (containing 74,7|% of 1,1,1,4,4,4-hexafluoro-2-butene (HFC-1336mzz) and 25,3|% of trans–1,2-dichloroethylene) | UK duty & VAT → |
| 3824 99 92 08 | Other | UK duty & VAT → |
| 3824 99 92 10 | Consigned from Canada | UK duty & VAT → |
| 3824 99 92 14 | Other | UK duty & VAT → |
| 3824 99 92 17 | Blends containing by weight 20% or less of paraffinic gasoil obtained from synthesis and/or hydro-treatment, of non-fossil origin | UK duty & VAT → |
| 3824 99 92 21 | Reaction products of 1,3,4-thiadiazolidine-2,5-dithione, formaldehyde and 4-heptylphenol, branched and linear (RP-HP) (with ≥ 0,1% w/w 4-heptylphenol, branched and linear) | UK duty & VAT → |
| 3824 99 92 22 | Solution containing: -30 % or more but not more than 40 % by weight of lithium hexafluorophosphate (CAS RN 21324-40-3), and -60 % or more but not more than 70 % by weight of ethyl methyl carbonate (CAS RN 623-53-0), or dimethyl carbonate (CAS RN 616-38-6) | UK duty & VAT → |
| 3824 99 92 23 | Butylphosphato complexes of titanium(IV) (CAS RN 109037-78-7), dissolved in ethanol and propan-2-ol | UK duty & VAT → |
| 3824 99 92 24 | 4-(1,1,3,3-tetramethylbutyl)phenol, ethoxylated | UK duty & VAT → |
| 3824 99 92 25 | Mixture containing by weight: -55 % or more but not more than 65 % of (2S,3S,4S,5R,6R)-2-(((2R,3R,5S,6R)-4-(((2R,3S,4S,5R,6R)-3-acetoxy-4,5-bis(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-yl)oxy)-3,5-bis(benzyloxy)-6-(4-methoxy-4-oxobutoxy)tetrahydro-2H-pyran-2-yl)methoxy)-6-((((2S,3S,4S,5R,6R)-3-acetoxy-4,5-bis(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-yl)oxy)methyl)tetrahydro-2H-pyran-3,4,5-triyl tribenzoate (CAS RN 1233475-58-5), -35 % or more but not more than 45 % of toluene (CAS RN 108-88-3) | UK duty & VAT → |
| 3824 99 92 27 | Methyl 5-(dimethylamino)-2-methyl-5-oxopentanoate (CAS RN 1174627-68-9) with a purity by weight of 75 % or more | UK duty & VAT → |
| 3824 99 92 28 | Preparation containing by weight: -30 % or more, but not more than 60 % of 3a,4,4a,5,8,8a,9,9a-octahydro-4,9:5,8-dimethano-1H-benz[f]indene (CAS RN 7158-25-0), -10 % or more, but not more than 50 % of 3a,4,7,7a-tetrahydro-4,7-methanoindene (CAS RN 77-73-6), and -whether or not 10 % or more, but not more than 40 % of petroleum hydrocarbon resin (CAS RN 68132-00-3) | UK duty & VAT → |
| 3824 99 92 29 | Preparation containing by weight:<br> <br><br><br>- 85 % or more but not more than 99 % of polyethylene glycol ether of butyl 2-cyano 3-(4-hydroxy-3-methoxyphenyl) acrylate, and<br> <br><br><br>- 1 % or more but not more than 15 % of polyoxyethylene (20) sorbitan trioleate<br> | UK duty & VAT → |
| 3824 99 92 30 | Mixture of C10-C14 tert-alkyl amines (EC number: 701-175-2) | UK duty & VAT → |
| 3824 99 92 33 | Anti-corrosion preparations consisting of salts of dinonylnaphthalenesulphonic acid, either:<br> <br><br><br>- on a support of mineral wax, whether or not modified chemically, or<br> <br><br><br>- in the form of a solution in an organic solvent<br> | UK duty & VAT → |
| 3824 99 92 34 | 4-Nonylphenol, branched and linear, ethoxylated | UK duty & VAT → |
| 3824 99 92 37 | Mixture of acetates of 3-butene-1,2-diol with a content by weight of 65% or more of 3-butene-1,2-diol diacetate (CAS RN 18085-02-4) | UK duty & VAT → |
| 3824 99 92 38 | Reaction products of phosphoryl trichloride and 2-methyloxirane (CAS RN 1244733-77-4) | UK duty & VAT → |
| 3824 99 92 40 | Solution of 2-chloro-5-(chloromethyl)-pyridine (CAS RN 70258-18-3) in organic diluent | 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).
Nearby codes in heading 3824
The subheadings immediately before and after 3824.99 in chapter 38.
3824.89 Containing short-chain chlorinated paraffins
3824.91 Mixtures and preparations consisting mainly of (5-ethyl-2-methyl-2-oxido3,2-dioxaphosphina
3824.92 Polyglycol esters of methylphosphonic acid.
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.
Frequently asked questions
Common questions about HS code 3824.99.
What is HS code 3824.99?
HS code 3824.99 covers: Other. It belongs to chapter 38 (Miscellaneous chemical products) of the Harmonized System.
What is the US import duty for HS code 3824.99?
The US general (normal trade relations) rates under this subheading range: Free - 6.5%. Preference programs and Section 232/301 surcharges can change the effective rate; see the HTS lines for detail.
What is the UK commodity code for 3824.99?
The UK extends 3824.99 to 126 declarable 10-digit commodity codes, starting with 3824990000. The full code goes on the UK customs declaration.