Naphthols and their salts
Phenols; phenol-alcohols. > Monophenols: > Naphthols and their salts > Naphthols and their salts
Duty Rate (from China)
Products classified under Tariff item 2907.15.00.00
1-Naphthol
1-Naphthol is a monophenolic compound derived from naphthalene, classified under tariff item 2907.15.00 as a naphthol. It is a chemically defined organic compound used primarily as an intermediate in organic synthesis, meeting Chapter 29 note 1(a).
2907.15.001-Naphthol-3,6-Disulfonic Acid (H Acid precursor salt)
1-Naphthol-3,6-Disulfonic Acid (H Acid precursor salt) is a disulfonic acid salt of 1-naphthol, captured under tariff item 2907.15.00 as a naphthol salt. It is an intermediate for H-acid used in reactive dyes, and meets Chapter 29 note 1(a) as a separate chemically defined compound.
2907.15.001-Naphthol Technical Grade
1-Naphthol technical grade is a separate chemically defined organic compound (C10H7OH) that falls under tariff item 2907.15.00 as a monophenol naphthol. It is used as an intermediate for antioxidants, rubber chemicals, and pharmaceuticals, and qualifies under Chapter 29 note 1(a) as a chemically defined compound.
2907.15.002-Naphthol
2-Naphthol, also known as β-naphthol, is a key monophenol in the naphthols category under tariff item 2907.15.00. This separate chemically defined compound serves as a critical intermediate for azo dyes, antioxidants, and rubber chemicals, meeting Chapter 29 note 1(a).
2907.15.00CAS 90-15-3 α-Naphthol Powder
CAS 90-15-3 identified α-Naphthol powder falls under tariff item 2907.15.00 as a pure monophenol naphthol, used in pharmaceutical synthesis of beta-blockers and antiseptics. Its chemical purity ensures classification within Chapter 29 note 1(a) as a separate chemically defined compound.
2907.15.00Cosmetic Grade 2-Naphthol Powder
Ultra-pure β-Naphthol powder for use in cosmetic antioxidant formulations as a chemical intermediate remains under tariff item 2907.15.00 as a pure monophenol not excluded by end-use. It meets Chapter 29 note 1(a) as a separate chemically defined compound.
2907.15.00Dye Coupling Agent 2-Naphthol Crystals
Crystalline β-Naphthol functioning as a diazo dye coupler in textile coloration processes falls under tariff item 2907.15.00 per Chapter 29 for chemically defined phenols, prior to dye formation. It is a separate chemically defined compound under note 1(a).
2907.15.00High Purity 1-Hydroxynaphthalene
1-Hydroxynaphthalene (systematic name for α-Naphthol) at high purity is classified under tariff item 2907.15.00, a monophenol used in agrochemicals and as an analytical reagent. It meets Chapter 29 note 1(a) as a separate chemically defined phenol compound.
2907.15.00Industrial Grade 2-Naphthol Flakes
Industrial grade β-Naphthol in flake form serves as a key raw material for azo dye production and antioxidant synthesis. It is classified under tariff item 2907.15.00 as it meets Chapter 29 note 1(a) for separate chemically defined phenols.
2907.15.00α-Naphthol (1-Naphthol)
α-Naphthol (1-Naphthol) is a chemically defined monophenol with the formula C10H7OH, classified under tariff item 2907.15.00 as a naphthol. It is used primarily as an intermediate in organic synthesis, including the production of dyes and pharmaceuticals, and meets Chapter 29 note 1(a) as a separate chemically defined compound.
2907.15.00β-Naphthol (2-Naphthol) Pure Chemical
β-Naphthol (2-Naphthol) is a chemically defined monophenol compound used primarily as an intermediate in organic synthesis for dyes and pharmaceuticals. It falls under tariff item 2907.15.00 as a naphthol, and meets Chapter 29 note 1(a) as a separate chemically defined compound.
2907.15.00α-Naphthol Flakes 99% Pure
High-purity α-Naphthol flakes (99%) are a monophenolic compound under tariff item 2907.15.00, used in manufacturing azo dyes and as a precursor for naphthol AS derivatives. This crystalline form meets Chapter 29 note 1(a) as a separate chemically defined compound, and the high purity ensures it is not a mixture of isomers.
2907.15.00α-Naphthol for Dye Synthesis
α-Naphthol specifically for dye synthesis is imported under tariff item 2907.15.00 as a pure naphthol intermediate, not as finished colouring matter. This monophenol is crucial for coupling reactions producing red azo dyes, and it qualifies under Chapter 29 note 1(a) as a separate chemically defined compound.
2907.15.00Pharmaceutical Intermediate β-Naphthol
High-purity β-Naphthol used as a building block in synthesizing pharmaceutical compounds like naphthol AS derivatives qualifies for tariff item 2907.15.00 as a pure monophenol under Chapter 29, excluding finished drugs. It is a separate chemically defined compound under note 1(a).
2907.15.00Stabilized β-Naphthol for Transport
β-Naphthol with added stabilizer to prevent oxidation during shipping remains a chemically defined compound under tariff item 2907.15.00. Chapter 29 note 1(f) allows classification in this heading with added stabilizers necessary for preservation or transport.