Pyrogallol 99%+ ACS Reagent Grade from Mexico
ACS reagent grade pyrogallic acid (99%+ purity) is a high-purity polyphenol specifically enumerated in HTS 2907.29.10.00. Supplied as fine powder meeting American Chemical Society standards for laboratory use. Essential for redox titrations and as a standard in phenolic compound analysis.
Duty Rate — Mexico → United States
11.3%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Require NIST-traceable certificate of analysis; ACS grade demands precise purity documentation
• Declare CAS number 87-66-1 on all paperwork; facilitates customs chemical identification
• Segregate from general lab chemicals during storage; oxidizing hazard requires specific placarding