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

36.3%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

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]

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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