2933.69.50.00/Technical Grade Urotropin 99%/Japan

Technical Grade Urotropin 99% from Japan

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 — 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%

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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