Polysar AO-80 Rubber Antioxidant from Mexico
Polysar AO-80 is an 80% active octylated diphenylamine antioxidant dispersed on silica carrier for CR/neoprene rubber compounds. Its aromatic amine structure qualifies for HTS 3812.39.60.00 rubber stabilizer classification.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Document silica carrier type and surface treatment for dispersion verification
• Provide Mooney scorch safety data for rubber processor validation
• Ensure silica content doesn't trigger dust hazard declarations