Pyrogallol from Gallic Acid from Mexico
Pyrogallol (1,2,3-trihydroxybenzene) produced by decarboxylation of gallic acid, but imported as pure gallic acid precursor. Actually pure gallic acid for pyrogallol synthesis classifies HTS 2918.29.30.00. Chemical reduction product remains chapter 29 compound.
Duty Rate — Mexico → United States
11%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Declare decarboxylation yield efficiency; photographic grade requires low iron <5ppm; heat-stable up to 200°C processing