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9022.90.70.00/Calibration Jig for Ionization Chamber Testing/Mexico

Calibration Jig for Ionization Chamber Testing from Mexico

Precision test fixture verifying ionization chamber sensitivity during manufacturing. Uses known radiation sources to calibrate smoke detection threshold. HTS 9022.90.70.00 as accessory for ionizing smoke apparatus quality control.

Duty Rate — Mexico → United States

11%

Rate breakdown

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

• Include NIST-traceable calibration certificates

• Declare as 'manufacturing test equipment' for potential duty relief

• Specify test voltage/current parameters

Calibration Jig for Ionization Chamber Testing from Mexico — Import Duty Rate | HTS 9022.90.70.00