Pyrogallol 99%+ ACS Reagent Grade from Canada
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 — Canada → United States
11.3%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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