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2844.43.00.10/Sealed Cobalt-60 Calibration Source/Mexico

Sealed Cobalt-60 Calibration Source from Mexico

Low-activity sealed disc of cobalt-60 used to calibrate radiation detectors and survey meters in laboratory settings. Falls under HTS 2844.43.00.10 for its pure cobalt-60 isotopic content meeting Chapter 28's chemically defined radioactive compound criteria. Not for therapeutic use.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Provide instrument calibration certificate; ensure <Type A> quantity limits for simpler transport

• Common issue: Incorrectly classifying as non-radioactive lab supply