3-Hydroxy-2-Naphthoic Acid Stabilized
Stabilized 3-hydroxy-2-naphthoic acid includes necessary anticaking agents for preservation, permitted under Chapter 29 note (f) and classified in HTS 2918.29.2500. Used primarily in dye manufacturing and as a pharmaceutical building block.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If other oxygen function present
Additional oxygen groups like esters shift within 2918 but to different subheading.
If pigment preparations with this acid
Retail or formulated pigment forms move to Chapter 32 coloring matter.
If mineral mixtures for fertilizer use
Agro applications with inorganics exclude from pure organic Chapter 29.
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Import Tips & Compliance
• Specify stabilizer type/percentage in entry docs to validate Chapter 29 inclusion; avoid odoriferous additions beyond safety
• Inspect for dust suppression exceeding limits
Related Products under HTS 2918.29.25.00
3-Hydroxy-2-Naphthoic Acid
3-Hydroxy-2-naphthoic acid is a chemically defined organic compound with a carboxylic acid group and a phenolic hydroxy group on a naphthalene ring, falling under HTS 2918.29.2500 as specified. It serves as a key intermediate in organic synthesis, particularly for azo dye production and pharmaceutical precursors.
3-Hydroxy-2-Naphthoic Acid Technical Grade
Technical grade 3-hydroxy-2-naphthoic acid contains minor impurities but remains a separate chemically defined organic compound per Chapter 29 note (a), classified under HTS 2918.29.2500. It is widely used in textile dye coupling and agrochemical synthesis.
2-Naphthol-3-Carboxylic Acid Powder
Also known as 2-naphthol-3-carboxylic acid, this powdered form is explicitly 3-hydroxy-2-naphthoic acid under HTS 2918.29.2500 due to its carboxylic acid with phenol function. It functions as a coupler in the manufacture of acid dyes for textiles.
3-Hydroxy-2-Naphthoic Acid Flake Form
Flake-form 3-hydroxy-2-naphthoic acid is the specified compound of HTS 2918.29.2500, a carboxylic acid with phenol function used in pigment and pharmaceutical intermediate production. Its physical form does not affect chemical classification under Chapter 29.
Beta-Naphthol-3-Carboxylic Acid
Beta-naphthol-3-carboxylic acid is synonymous with 3-hydroxy-2-naphthoic acid, directly matching HTS 2918.29.2500 for carboxylic acids with phenol function. It is essential for synthesizing naphthol AS dyes in the textile industry.
2-Carboxy-3-Naphthol
2-Carboxy-3-naphthol is the IUPAC name for 3-hydroxy-2-naphthoic acid, fitting HTS 2918.29.2500 as a phenolic carboxylic acid. It acts as a critical coupler in fast dye production for cotton and wool textiles.