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Tritium Calibration Source from Mexico

Sealed source containing adsorbed tritium for calibrating beta radiation monitors. Classified as a tritium compound under HTS 2844.41.00.00; NIST-traceable with certificate of activity. Used by health physics departments.

Duty Rate — Mexico → United States

10%

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

• ANSI N323A calibration standard reference; annual leak testing records; returnee program for depleted sources