ADCA Foaming Agent Powder from China
High-purity 1,1'-Azobisformamide powder (ADCA) designed for controlled gas release in polymer foam processing, typically used at 0.5-3% loading levels. Essential for creating microcellular structures in profiles, sheets, and molded goods. HTS 2927.00.15.00 applies as the explicitly named separate chemically defined organic azo-compound.
Duty Rate — China → United States
38.7%
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
• Include decomposition temperature specs (195-205°C) in documentation; Confirm no biurea impurities >1% which could trigger different purity classification; Watch for country-specific food contact restrictions despite industrial classification