Copper Phthalocyanine Tetrasulfonic Acid from Germany
Copper phthalocyanine-3,3',4,4'-tetrasulfonic acid, specifically named in HTS 3204.12.20.00, serves as an intermediate for reactive dyes and direct dyes. Provides turquoise blue shades when applied to cotton and wool blends.
Duty Rate — Germany → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Chemical name must exactly match 'Copper phthalocyanine-3,3',4,4'-tetrasulfonic acid'
• Include molecular formula verification in supporting documentation
• Distinguish from pigment derivatives which classify differently