High-Purity HCN for Adiponitrile Production from China
Ultra-pure hydrogen cyanide (99.9%) distilled for electrohydrodimerization to adiponitrile in nylon-6,6 manufacturing. Classified precisely under HTS 2811.12.00.00 as the simple cyanogen acid HCN per Chapter Note 2(a). Delivered via insulated stainless steel tankers.
Duty Rate — China → United States
39.2%
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
9903.88.0325%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)
Import Tips
• Comply with Chemical Weapons Convention import/export license requirements
• Provide GC-MS purity analysis certificates
• Avoid bulk shipment without dedicated HCN-rated tankers