K1-K Feldspar Nepheline Syenite from China
Premium K-feldspar rich nepheline syenite from Canadian deposits, ground to 325 mesh for glass manufacturing. HTS 2529.30.0010 covers this natural leucite-nepheline rock as specified in the hierarchy.
Duty Rate — China → United States
37.5%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Submit XRF analysis reports confirming nepheline >30% to validate against feldspar dominance
• Use specific quarry origin docs for traceability, as source affects duty preferences
• Monitor mesh size declarations; over-specification risks parts classification