Ammonium Methacrylate
Ammonium salt of methacrylic acid, covered by HTS 2916.13.00.00 as a methacrylic acid salt per Chapter 29 definitions. Volatile powder used in ion-exchange resins and temporary binders. Classifies with parent acid over general ammonium compounds.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If quaternary ammonium derivative
Quat salts shift to amine/quaternary ammonium compound headings.
If fertilizer-grade impure
Nitrogen fertilizer provisions exclude Chapter 29 purity.
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Import Tips & Compliance
• Ammonia evolution risk - sealed packaging required; provide thermal stability data; CAS 17451-09-1 verification
Related Products under HTS 2916.13.00.00
Glacial Methacrylic Acid
Pure methacrylic acid (CH2=C(CH3)COOH) in undiluted form, a key unsaturated acyclic monocarboxylic acid used in polymer production. Classified under HTS 2916.13.00.00 as it matches the chemical definition of methacrylic acid without salts. Supplied as a corrosive liquid for industrial synthesis of acrylic resins.
Sodium Methacrylate
The sodium salt of methacrylic acid (CH2=C(CH3)COONa), explicitly covered under HTS 2916.13.00.00 as 'methacrylic acid and its salts'. Used in water-soluble polymers, superabsorbent polymers, and dispersants. White powder form typical for industrial applications.
Methacrylic Acid 50% Aqueous Solution
50% methacrylic acid in water, classified under HTS 2916.13.00.00 per Chapter note (d) allowing aqueous solutions of defined organic compounds. Used for safer handling in polymer emulsion production. Stabilized to prevent polymerization during transport.
Methacrylic Acid with Hydroquinone Stabilizer
Methacrylic acid stabilized with 250 ppm hydroquinone to prevent polymerization, allowed under HTS 2916.13.00.00 per Chapter note (f) for stabilizers necessary for preservation/transport. Standard industrial grade for acrylic sheet production.
Potassium Methacrylate
Potassium salt form of methacrylic acid, specifically included in HTS 2916.13.00.00. Used in specialty coatings and as reactive diluent in polymer formulations. Classifies as organic salt per Chapter 29 note 3(C).
Technical Grade Methacrylic Acid 99%
99% purity methacrylic acid for industrial polymerization, classified HTS 2916.13.00.00 as chemically defined organic compound allowing minor impurities. Primary raw material for PMMA, adhesives, and coatings.