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Adipic Acid Dihydrazide

Adipic acid dihydrazide (H2NNHCOC(CH2)4CONHNH2), derivative used as crosslinking agent in epoxy adhesives. While derived from specifically-named adipic acid (2917.12), certain hydrazide derivatives classify under 2917.19.70 'other'. Meets Chapter 29 salt/derivative provisions.

Import Duty Rates by Country of Origin

Origin Country	MFN Rate	Ch.99 Surcharges	Total Effective Rate
🇨🇳China	4%	—	4%
🇲🇽Mexico	4%	—	4%
🇨🇦Canada	4%	—	4%
🇩🇪Germany	4%	—	4%
🇯🇵Japan	4%	—	4%

More Specific Codes

This product may fall under a more specific subheading:

2917.19.70.20Plasticizers

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2917.19.70.50Other

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Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2928.00.25.00Higher: 31.5% vs 4%

If classified primarily by hydrazine function

Organic derivatives of hydrazine may classify under heading 2928 if nitrogen function predominates.

2917.12.20.00Higher: 41.5% vs 4%

If crude hydrazide reaction mixture

Unpurified derivatives may follow specifically-named parent adipic acid subheading.

3824.99Higher: 15% vs 4%

If pre-mixed adhesive curing agent

Functional additive mixtures classify by preparation use in Chapter 38.

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Import Tips & Compliance

• Submit hydrazine content analysis to confirm derivative status from classified acid

• Include curing performance data sheets for end-use verification

• Declare proper GHS hazard pictograms for toxic hydrazine derivatives

Related Products under HTS 2917.19.70

Azelaic Acid

Azelaic acid (HOOC(CH2)7COOH) is an acyclic dicarboxylic acid used in skincare formulations for treating acne and rosacea. It falls under HTS 2917.19.70 as an acyclic polycarboxylic acid, their derivatives, specifically classified as 'other' within this subheading. This pure chemical compound meets Chapter 29 note (a) for separate chemically defined organic compounds.

Sebacic Acid

Sebacic acid (HOOC(CH2)8COOH), a straight-chain C10 dicarboxylic acid derived from castor oil, serves as a monomer for nylon 610 and plasticizers. Classified under HTS 2917.19.70 as an acyclic polycarboxylic acid not specifically named elsewhere. Meets Chapter 29 requirements for chemically defined organic compounds.

Undecanedioic Acid

Undecanedioic acid (HOOC(CH2)9COOH), a C11 dicarboxylic acid used in polymer production and corrosion inhibitors. Falls under HTS 2917.19.70 as 'other' acyclic polycarboxylic acids. This linear saturated compound fits Chapter 29 scope for pure organic acids.