Pyrogallic Acid (Pyrogallol) Powder from China
Pyrogallic acid, also known as pyrogallol, is a trihydroxybenzene (1,2,3-trihydroxybenzene) classified under HTS 2907.29.10.00 as a specific polyphenol. It appears as white to yellowish crystalline powder, often with added stabilizers for preservation during transport. This chemically defined organic compound is used in analytical chemistry and as a photographic developing agent.
Duty Rate — China → United States
13.8%
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
Import Tips
• Verify purity certificate (typically 98%+ min) and include Material Safety Data Sheet (MSDS) as pyrogallol is hazardous
• Ensure packaging complies with UN regulations for toxic solids; label as 'Pyrogallol' per DOT/IATA
• Avoid misclassification as general polyphenols (2907.29.25); provide chemical analysis confirming trihydroxybenzene structure