HS 2918 — Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids

HS heading 2918 (Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids) spans 13 products in U.S. import records, with 57,570 bill-of-lading shipments. The most imported are Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives, citric acid, Other esters of salicylic acid and their salts, and Carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives.

Part of Chapter 29: Organic chemicals

Sourced from U.S. Customs bill of lading data · Updated monthly · Data through August 2026Cite as: ImportDoor, U.S. Customs bill of lading data (data through August 2026), https://www.importdoor.com/products/heading/2918

Products under this heading

HS	Product	Shipments
291814	Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives, citric acid	12,451
291823	Other esters of salicylic acid and their salts	8,622
291830	Carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives	7,664
291829	Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives, other	6,805
291815	Salts and esters of citric acid	6,789
291811	Lactic acid, its salts and esters	4,259
291816	Gluconic acid, its salts and esters	2,888
291821	Salicylic acid and its salts	1,842
291812	Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives, tartaric acid	1,838
291822	O-Acetylsalicylic acid, its salts and esters	1,564
291819	Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives, other	1,241
291899	Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids, other	835
291813	Salts and esters of tartaric acid	772

Frequently asked questions about HS 2918

What is HS code 2918?

HS 2918 covers carboxylic acids with additional oxygen function and their anhydrides, halides. It is a 4-digit heading in chapter 29 (Organic chemicals) of the Harmonized System, with 13 six-digit subheadings that appear in U.S. import records.

How many U.S. import shipments fall under HS 2918?

ImportDoor has 57,570 U.S. Customs bill-of-lading shipment records under HS heading 2918, updated monthly.

What is the most imported product under HS 2918?

Carboxylic acids with alcohol function but without other oxygen function (HS 291814) leads with 12,451 shipments, followed by Other esters of salicylic acid and their salts (HS 291823) and Carboxylic acids with aldehyde or ketone function but without other oxygen (HS 291830).