Benzotriyl Diazo Naphthalenesulfonate from Germany
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 — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• ,High purity (>98%) required for this classification; lower grades may shift to mixtures in Chapter 38