IPPD Antioxidant Blend for Rubber from China
Mixture containing N-isopropyl-N'-phenyl-p-phenylenediamine (IPPD) and related diaryl-p-phenylenediamines, formulated for use in synthetic rubber compounds like NR and SBR. Provides long-term protection against thermal oxidation and flex cracking. Falls under HTS 3812.39.2000 as a specified mixture for rubber stabilization.
Duty Rate — China → United States
41.5%
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
• Provide detailed formulation data showing diaryl-p-phenylenediamine predominance to avoid reclassification
• Comply with REACH-like labeling for industrial chemicals
• Watch for auto-classification errors to plasticizer headings