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Hexamethylenediamine Phosphate from Mexico

Phosphate salt derivative used in flame retardant formulations and polymer modifiers. HTS 2921.22.5000 classification as hexamethylenediamine salt 'other'. Supplied as viscous liquid or powder.

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

Include phosphorus content analysis to confirm phosphate salt formation

Package in nitrogen-purged containers to prevent oxidation during transit

Provide REACH/SDS documentation for EU-origin materials