Maleic anhydride
Aldehydes, whether or not with other oxygen function; cyclic polymers of aldehydes; paraformaldehyde. > Aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives: > Maleic anhydride > Maleic anhydride
Duty Rate (from China)
Products classified under Tariff item 2917.14.00.00
Aromatic Maleic Anhydride for Unsaturated Polyester Resins
Aromatic maleic anhydride derived from benzene oxidation, meeting the criteria for aromatic hydrocarbon origin. This product is a key raw material for producing corrosion-resistant unsaturated polyester resins, which are widely used in marine and automotive applications.
2917.14.00Benzene-Based Maleic Anhydride Flakes
Flake-form maleic anhydride manufactured via benzene oxidation, classified under this tariff item due to its aromatic hydrocarbon origin. It is primarily used in unsaturated polyester resin production for coatings and composites.
2917.14.00Brittle Maleic Anhydride Lumps
Solid maleic anhydride in brittle lump form from cooled molten material, classified under this tariff item as an acyclic polycarboxylic anhydride. Used in paper sizing chemical manufacture.
2917.14.00High-Purity Benzene-Derived Maleic Anhydride
Ultra-pure maleic anhydride (>99.5%) from controlled benzene oxidation, precisely classified under this tariff item for aromatic-derived acyclic anhydrides. Used in pharmaceutical intermediates and specialty polymer production.
2917.14.00High-Purity Maleic Anhydride Molten Residue
Maleic anhydride recovered from distillation bottoms, purified to 99% for industrial use, classified under this tariff item as a chemically defined compound per Chapter 29. Suitable for various chemical applications.
2917.14.00Industrial Maleic Anhydride Briquettes
Compressed maleic anhydride briquettes for bulk industrial handling, an acyclic dicarboxylic acid anhydride under this tariff item. Primarily used in unsaturated polyester resin manufacturing.
2917.14.00Maleic Anhydride Flakes
Maleic anhydride in flake form, a white crystalline solid derived from oxidation of butene, classified under this tariff item as an acyclic polycarboxylic acid anhydride. Used primarily as a chemical intermediate for resins.
2917.14.00Maleic Anhydride Transport Inhibited Solution
Maleic anhydride dissolved in inert solvent (<20% concentration) for safe transport, classified under this tariff item per Chapter 29 note (e). The solvent is chosen solely for safety, not for specific use.
2917.14.00Maleic Anhydride with Stabilizer Additive
Maleic anhydride containing <0.05% polymerization inhibitor (hydroquinone) for transport stability, classified under this tariff item per Chapter 29 note (f). Remains a chemically defined acyclic anhydride for resin production.
2917.14.00Naphthalene-Derived Maleic Anhydride (Industrial Grade)
High-purity maleic anhydride from naphthalene oxidation, an aromatic hydrocarbon source, classified under this tariff item for aromatic-derived acyclic polycarboxylic anhydrides. Essential for alkyd resin manufacturing.
2917.14.00Pharma-Grade Maleic Anhydride Crystals
Pharmaceutical grade maleic anhydride crystals with <10 ppm heavy metals, classified under this tariff item as a pure acyclic anhydride. Used as an intermediate for maleate salt formation in drug synthesis.
2917.14.00Phthalic Anhydride Derived Maleic Anhydride
Maleic anhydride produced through catalytic oxidation of naphthalene derived from benzene, classified under this tariff item as an acyclic polycarboxylic acid anhydride from aromatic hydrocarbons. Used in various chemical syntheses.
2917.14.00Purified Maleic Anhydride Pellets
High-purity maleic anhydride pellets (>99.5%) for pharmaceutical intermediate synthesis, classified under this tariff item as an acyclic polycarboxylic anhydride. Meets Chapter 29 criteria for chemically defined compounds.
2917.14.00Stabilized Maleic Anhydride for Resin Production
Maleic anhydride with approved anticaking agent for resin manufacturing, classified under this tariff item per Chapter 29 note (f). The anticaking agent is necessary for preservation per legal notes.
2917.14.00Technical Grade Maleic Anhydride Powder
Technical grade maleic anhydride powder (98-99% purity) for agricultural chemical synthesis, classified under this tariff item as other maleic anhydride forms. Qualifies as a separate organic compound per Chapter 29 note (a).