Kayacure DIA Photoinitiator from Japan
Commercial grade 1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5-oxo, ester with phenyl(2,3,4-trihydroxyphenyl)methanone known as Kayacure DIA, used in flexographic printing plates. HTS 2927.00.18.00 covers this exact chemical structure as specified diazo compound.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Reference commercial trade names in import documentation but always include systematic chemical name matching tariff text
• Japanese origin common—prepare for MFN duty rates and verify no AD/CVD orders apply to diazo chemicals
• Storage stability testing recommended; these compounds decompose under light/heat affecting declared value