High-Purity Tannic Acid 65% for Ink Manufacturing from United States
High-Purity Tannic Acid 65% for Ink Manufacturing is a vegetable-origin tannin extract used as a mordant in iron-gall ink production. It contains 65% tannic acid derived from gallotannins. This product is classified under tariff item 3201.90.00 as a tannin derivative not elsewhere specified.
Duty Rate — United States → Canada
0%
Import Tips
• Clearly state the end-use (ink manufacturing) on customs documentation
• Keep a technical data sheet showing tannic acid concentration
• Ensure proper packaging labelling for industrial chemicals