DPG Rubber Accelerator (Diphenyl guanidine) from Mexico
DPG acts as a secondary accelerator and activator enhancing thiazole accelerators in tire treads and mechanical goods. Classified HTS 3812.10.5050 as prepared rubber accelerator, it offers excellent storage stability and high-temperature performance. Non-staining and non-discoloring properties suit light-colored products.
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 comparative vulcanization curves demonstrating synergy with primary accelerators
• Ensure crystalline powder specifications match rubber dispersion requirements
• Document non-staining properties for light-colored rubber classification support