Technical Grade Urotropin 99% from Mexico
99% pure technical grade urotropin for rubber vulcanization accelerator systems. HTS 2933.69.5000 classification due to specific chemical identity as hexamethylenetetramine with triazine ring.
Duty Rate — Mexico → United States
16.3%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Ash content <0.05% and iron <5ppm critical for rubber applications; test certificates required
• Avoid dust formation during handling; specify anti-dusting agent if added
• Confirm no melamine contamination (>20ppm) via HPLC analysis