Wingstay L Antioxidant for Synthetic Rubber from Japan
Wingstay L is a liquid phenolic antioxidant providing long-term protection against oxidation in synthetic rubbers like SBR used in tires. Classified under HTS 3812.39.9000 as a compound stabilizer for rubber. It prevents cracking and aging during service life.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide formulation details proving it's a prepared stabilizer, not a simple phenol
• Ensure DOT hazardous material shipping papers for liquid chemical imports
• Label containers clearly as rubber stabilizer to prevent reclassification as general organic chemical