Adipic Acid Dihydrazide from China
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.
Duty Rate — China → United States
16.5%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• 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