Hexamethylenediamine and its salts
Esters of other inorganic acids of non-metals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives. > Acyclic polyamines and their derivatives; salts thereof: > Hexamethylenediamine and its salts > Hexamethylenediamine and its salts
Duty Rate (from China)
Products classified under Tariff item 2921.22.00.00
AH Salt for Nylon Production
AH Salt, also known as hexamethylenediamine adipate, is the 1:1 salt formed from hexamethylenediamine and adipic acid. It is the direct monomer salt used in the production of Nylon 6,6 resins and falls under tariff item 2921.22.00 as a salt of hexamethylenediamine.
2921.22.00Hexamethylenediamine Adipate (Nylon Salt)
Hexamethylenediamine adipate, commonly called Nylon salt, is the salt formed from hexamethylenediamine and adipic acid. It is the direct precursor for Nylon 6,6 polymer and is classified under tariff item 2921.22.00 as a salt of hexamethylenediamine.
2921.22.00Hexamethylenediamine Adipate Salt
Hexamethylenediamine Adipate Salt is a 1:1 salt formed from hexamethylenediamine and adipic acid. It is classified under tariff item 2921.22.00 as a salt of hexamethylenediamine, regardless of the acid component, since the heading covers the amine salt.
2921.22.00Hexamethylenediamine Adipic Acid Monosalt
Hexamethylenediamine Adipic Acid Monosalt is a partial neutralization product (1:0.5 molar ratio) of hexamethylenediamine with adipic acid, used in specialty polymer modifiers. It is classified under tariff item 2921.22.00 as a salt of hexamethylenediamine, as the heading covers all salts of this amine.
2921.22.00Hexamethylenediamine Hydrochloride
Hexamethylenediamine Hydrochloride is the hydrochloride salt of hexamethylenediamine, a white crystalline powder used in organic synthesis. It is classified under tariff item 2921.22.00 as a salt of hexamethylenediamine, as the heading covers all salts of this acyclic polyamine.
2921.22.00Hexamethylenediamine Monoacetate
Hexamethylenediamine Monoacetate is the monoacetic acid salt of hexamethylenediamine, used in textile finishing agents. It is classified under tariff item 2921.22.00 as a salt of hexamethylenediamine, as the heading covers all salts of this acyclic polyamine.
2921.22.00Hexamethylenediamine Phosphate
Hexamethylenediamine Phosphate is a phosphate salt derivative used in flame retardant formulations and polymer modifiers. It is classified under tariff item 2921.22.00 as a salt of hexamethylenediamine, as the heading covers all salts of this acyclic polyamine.
2921.22.00Industrial Grade Hexamethylenediamine Diadipate
Industrial Grade Hexamethylenediamine Diadipate is a 1:2 salt ratio of hexamethylenediamine with adipic acid, providing excess carboxylic functionality for specialized nylon copolymer production. It is classified under tariff item 2921.22.00 as a salt of hexamethylenediamine.
2921.22.00Industrial Nylon Salt Flakes
Industrial Nylon Salt Flakes are a flaked form of hexamethylenediamine adipate, optimized for continuous polymerization reactors. The physical form facilitates uniform melting and reaction control in Nylon 6,6 production, and the product is classified under tariff item 2921.22.00 as a salt of hexamethylenediamine.
2921.22.00Nylon 6,6 Polymerization Salt
Nylon 6,6 Polymerization Salt is industrial-grade hexamethylenediamine adipate used exclusively in the production of Nylon 6,6 via melt polymerization. It is the defined reaction product of hexamethylenediamine and adipic acid, classified under tariff item 2921.22.00 as a salt of hexamethylenediamine.
2921.22.00Nylon 6,6 Polymerization Salt (AH Salt)
AH Salt is the industrial name for hexamethylenediamine adipate used directly in Nylon 6,6 manufacturing. It is derived from adipic acid and hexamethylenediamine and is classified under tariff item 2921.22.00 as a salt of hexamethylenediamine.
2921.22.00Polymer-Grade Hexamethylenediamine Adipate
Polymer-Grade Hexamethylenediamine Adipate is a high-purity (>99.5%) salt of hexamethylenediamine and adipic acid, meeting specifications for premium Nylon 6,6 used in automotive and aerospace applications. It is classified under tariff item 2921.22.00 as a salt of hexamethylenediamine.
2921.22.00Purified Nylon Salt for High-Performance Fibers
Purified Nylon Salt for High-Performance Fibers is a high-purity (>99.5%) hexamethylenediamine adipate salt for premium Nylon 6,6 tire cord and airbag yarn production. It is classified under tariff item 2921.22.00 as a salt of hexamethylenediamine.
2921.22.00Stabilized Hexamethylenediamine Adipate for Transport
Stabilized Hexamethylenediamine Adipate for Transport is hexamethylenediamine adipate with added commercial stabilizer for safe bulk transport. The stabilizer prevents oxidation during shipping, and the product is classified under tariff item 2921.22.00 as a salt of hexamethylenediamine, with the stabilizer permitted by Chapter 29 Note 1(f).
2921.22.00Technical Grade 6,6-Nylon Salt Solution 60%
Technical Grade 6,6-Nylon Salt Solution 60% is a 60% aqueous solution of hexamethylenediamine adipate for nylon polymerization reactors. The water content constitutes normal transport preparation, and the product is classified under tariff item 2921.22.00 as a salt of hexamethylenediamine, per Chapter 29 Note 1(d).