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Glyoxal Diazo Dye Intermediate from Japan

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 — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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