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MRI Superconducting Magnet Shims from Japan

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 — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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