Boron-Doped Diamond Wafers from China
CVD diamond discs heavily boron-doped (p++) for high-power electronics and quantum devices. Extreme semiconductor material in wafer form. HTS 3818.00.00 for doped electronic compounds.
Duty Rate — China → United States
50%
Rate breakdown
9903.91.0550%Effective with respect to entries on or after January 1, 2025, articles the product of China, as provided for in subdivision (f) of U.S. note 31 to this subchapter
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Superconductor declaration if cryogenic use; special handling
• Diamond hardness requires reinforced packaging
• Avoid jewelry classification; emphasize electronic specs