HS 29.23.40

Quaternary ammonium salts and hydroxides; didecyldimethylammonium perfluorooctane sulphonate, whether or not chemically defined

WCO HS 20226-digit subheading
ℹ Many substances in this chapter (organic chemicals) may be classified as dangerous goods under ADR. Common hazard classes include Class 3 (flammable liquid), Class 6.1 (toxic), and Class 8 (corrosive). Always check individual substance classification before transport. Check ADR classification →
Classification is the shipper’s legal responsibility. This reference is based on common HS-ADR correlations from public regulatory data. Always verify against the current ADR, IMDG Code, or IATA DGR and consult a qualified DGSA where required.
HS 29.23.40WCO HS 2022
Quaternary ammonium salts and hydroxides; didecyldimethylammonium perfluorooctane sulphonate, whether or not chemically defined
Section
VI
Products of the chemical or allied industries
Chapter
29
Organic chemicals
Heading
29.23
Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined
Level
Subheading
International 6-digit level (WCO HS 2022)
World Customs Organization (HS 2022)checked 2026-07-24verified

This is the international 6-digit HS code. Your country may use additional digits for national tariff purposes. For UK tariff and duty rates, check the UK Trade Tariff. For US rates, check the USITC HTS.

Related Codes Under 29.23

29.23.10
Quaternary ammonium salts and hydroxides; choline and its salts, whether or not chemically defined
29.23.20
Lecithins and other phosphoaminolipids, whether or not chemically defined
29.23.30
Quaternary ammonium salts and hydroxides; tetraethylammonium perfluorooctane sulphonate, whether or not chemically defined
29.23.90
Quaternary ammonium salts and hydroxides; whether or not chemically defined n.e.c. in heading no. 2923
← Heading 29.23: Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined

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