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%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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