Products described in additional U.S. note 3 to section VI
Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives: > Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: > Other: > Other: > Products described in additional U.S. note 3 to section VI
Duty Rate (from China)
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Products classified under HTS 2918.29.65.00
Aspirin (Acetylsalicylic Acid)
Acetylsalicylic acid is a carboxylic acid with phenol function (salicylate structure) used as an analgesic and anti-inflammatory agent. It falls under HTS 2918.29.65.00 as a product described in additional U.S. note 3 to section VI, which covers specific pharmaceutical carboxylic acids in this category. This pure chemical compound is imported for pharmaceutical manufacturing or bulk medicinal use.
Methyl Salicylate Technical Grade
Methyl salicylate, the methyl ester of salicylic acid, retains phenol function classification per chapter note 4(A). Falls under HTS 2918.29.65.00 as specified in additional U.S. note 3 for phenolic carboxylic derivatives. Used in fragrances, liniments, and as chemical intermediate.
Aspirin Lysine Salt
The lysine salt of acetylsalicylic acid maintains classification with parent acid per chapter note 4(C)(1). Covered under HTS 2918.29.65.00 via additional U.S. note 3 for pharmaceutical salts. Imported for soluble analgesic formulations.
Sodium Salicylate
Sodium salt of salicylic acid, classified with parent phenolic carboxylic acid per chapter note 4(C)(1). HTS 2918.29.65.00 per U.S. note 3 for specified pharmaceutical compounds. Used in analgesic and anti-rheumatic preparations.
Gentisic Acid (2,5-Dihydroxybenzoic Acid)
Gentisic acid features multiple phenol functions on benzoic acid core, qualifying under 2918.29 phenolic carboxylics. HTS 2918.29.65.00 via additional U.S. note 3. Pharmaceutical intermediate for analgesics and antioxidants.
Salicylamide
Salicylamide is the primary amide derivative of salicylic acid retaining phenol function. Covered under HTS 2918.29.65.00 per U.S. note 3 for pharmaceutical salicylate derivatives. Used as analgesic active.
Ethyl 4-Hydroxybenzoate (Ethyl Paraben)
Ethyl ester of 4-hydroxybenzoic acid, classified with parent phenolic acid per note 4(A). HTS 2918.29.65.00 for specified preservatives. Widely used antimicrobial in cosmetics/pharma.
Propyl 4-Hydroxybenzoate (Propyl Paraben)
Propyl paraben, propyl ester of p-hydroxybenzoic acid, follows parent classification. HTS 2918.29.65.00 per U.S. note 3. Standard cosmetic/pharmaceutical preservative.
Methyl 4-Hydroxybenzoate (Methyl Paraben)
Methyl ester of 4-hydroxybenzoic acid used extensively as broad-spectrum preservative. Classified under HTS 2918.29.65.00 following parent acid per note 4(A) and U.S. note 3.
3-Hydroxybenzoic Acid (Meta-Hydroxybenzoic Acid)
Meta isomer of hydroxybenzoic acid with phenol function. HTS 2918.29.65.00 if specified in U.S. note 3; pharmaceutical and dye intermediate.
Salicyluric Acid
Glycine conjugate of salicylic acid used as aspirin metabolite reference standard. Phenolic carboxylic structure qualifies for 2918.29.65.00.
Diflunisal
Difluoro derivative of salicylic acid, NSAID active with phenol function. HTS 2918.29.65.00 per U.S. note 3 for halogenated phenolic acids.
Salsalate (Salicylsalicylic Acid)
Ester of two salicylic acid molecules, difunctional phenolic carboxylic. Classified under HTS 2918.29.65.00 as specified pharmaceutical derivative.
Salicylic Acid USP Grade
Salicylic acid is a beta-hydroxybenzoic acid with free phenol function, used in skincare and pharmaceutical applications. Classified under HTS 2918.29.65.00 per additional U.S. note 3 to section VI for specific phenolic carboxylic acids. Imported as pure compound for cosmetic or medicinal intermediate production.
4-Hydroxybenzoic Acid
Para-hydroxybenzoic acid (PHB) is a phenolic carboxylic acid used as preservative intermediate and polymer monomer. HTS 2918.29.65.00 applies per additional U.S. note 3 to section VI for listed phenolic acids. Pure compound imported for chemical synthesis.