Copper Phthalocyanine Tetrasulfonic Acid from China
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 — China → United States
44%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
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