Anhydrous Hydrogen Cyanide (Industrial Grade) from China
Pure anhydrous HCN liquid/gas for large-scale production of nylon precursors and pharmaceuticals, supplied in refrigerated tankers. It is explicitly covered by HTS 2811.12.00.00 as hydrogen cyanide, a key inorganic oxygen compound of nonmetals listed in Chapter Note 2(a). High purity (99.5%+) distinguishes it for chemical synthesis.
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
• File TSCA PMN if new chemical use; ensure cryogenic shipping containers meet UN 1051 standards
• Common pitfall: failing to declare toxicity class 1a leading to port refusal