Copper Phthalocyanine Tetrasulfonic Acid
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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If synthetic organic luminophore use
Luminophores and fluorescent brightening agents in separate subheading.
If used as vat dye derivative
Vat dyes and solubilized vat dyes have dedicated provisions.
If imported primarily as chemical intermediate
Ether-alcohols and derivatives may classify in Chapter 29 if not primarily coloring matter.
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The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• 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
Related Products under HTS 3204.12.20.00
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Acid Red 52 Dye
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Acid Black 172 Dye
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Acid Yellow 135 Dye
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Acid Brown 239 Dye
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Acid Green 25 Dye
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