Thallium Chemical Reference Standard from Canada
Encapsulated thallium metal pellet certified for calibration of atomic absorption spectrometers. As thallium article, under HTS 8112.99.9100.
Duty Rate — Canada → United States
4%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Include NIST-traceable certificate for reference material status
• Hazardous waste manifest if scrap-like appearance
• DEA watch-list chemical declaration