Glyoxal Diazo Dye Intermediate from Mexico
Glyoxal serving as intermediate for azo dye coupler synthesis per Chapter 29 note (h). Pure acyclic dialdehyde qualifies for HTS 2912.19.30.00 classification. High purity essential for colorfast dye production.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Dye synthesis pathway documentation confirms note (h) diazo intermediate status
• Color development test results verify dye intermediate purity
• Avoid finished dye classification by declaring intermediate status