291817 — Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives: 2,2-Diphenyl-2-hydroxyacetic acid (benzilic acid)

What 291817 covers and what it doesn’t

Official text: Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives › Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives › 2,2-Diphenyl-2-hydroxyacetic acid (benzilic acid).

Nearby codes to check

• Heading 2918 Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives: every subheading side by side.
• 291811 Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives — Lactic acid, its salts and esters
• 291812 Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives — Tartaric acid
• 291813 Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives — Salts and esters of tartaric acid
• 291814 Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives — Citric acid
• 291815 Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives — Salts and esters of citric acid
• 291816 Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives — Gluconic acid, its salts and esters
• 291818 Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives — Chlorobenzilate (ISO)
• 291819 Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives — Other
• 291821 Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives — Salicylic acid and its salts
• 291822 Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives — o-Acetylsalicylic acid, its salts and esters
• 291823 Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives — Other esters of salicylic acid and their salts
• 291829 Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives — Other
• 291830 Carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives
• 291891 2,4,5-T (ISO) (2,4,5-trichlorophenoxyacetic acid), its salts and esters
• 291899 Other

US duty rate

5.8%

General (MFN) rate in the US Harmonized Tariff Schedule, 2026 edition. A range means the rate depends on the 8-digit US line your product falls under. Extra duties such as Section 301, Section 232 or anti-dumping orders can apply on top, depending on origin. Check the lines on hts.usitc.gov. Not legal advice.

Common questions

What is HS code 291817?

Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives : Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids…

What duty rates apply to 291817?

Listed duty rates range from 5.8% across 1 country rate.