Vulkanox MB 2/CZ Rubber Antioxidant from Mexico
Vulkanox MB 2/CZ is polymerized 1,2-dihydro-2,2,4-trimethylquinoline antioxidant for NR/SBR tire compounds, offering flex fatigue resistance. HTS 3812.39.9000 as rubber stabilizer. Prevents belt edge cracking in radial tires.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide tire manufacturer specifications confirming dosage rates
• Test for amine content to distinguish from phenolic antioxidants
• Use nitrogen blanketing during storage/import to maintain efficacy