8505.90.75.01/MRI Superconducting Magnet Shims/China

MRI Superconducting Magnet Shims from China

Precision iron-nickel shims for field homogenization in superconducting MRI magnet assemblies. Classified as parts of electromagnetic apparatus under 8505.90.75.01.

Duty Rate — China → United States

38.8%

Rate breakdown

9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

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Import Tips

• Provide homogeneity specifications (ppm/cm³) and alloy composition

• Include FDA 510(k) or biocompatibility documentation if patient-contact

• Specify quench protection integration and thermal expansion coefficients