Benzotriyl Diazo Naphthalenesulfonate from Japan
1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5-oxo-, 4-benzoyl-1,2,3-benzenetriyl ester, a complex diazo ester used in advanced photoinitiator formulations for 3D printing resins. Specifically named in HTS 2927.00.18.00 as a diazo compound of Chapter 29 organic chemicals.
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
• ,High purity (>98%) required for this classification; lower grades may shift to mixtures in Chapter 38