Industrial CMC Binder for Ceramics from China
High-viscosity CMC powder ≥90% carboxymethylcellulose for ceramic tile binders and glazes. Primary polymer form under HTS 3912.31.00.10 per weight predominance rules. Used in manufacturing processes.
Duty Rate — China → United States
43.9%
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
• Specify viscosity type (e.g
• 4000 cps) in docs; bulk import requires dust hazard declarations
• Common error: grouping with ceramic materials under 6903