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Technical Grade Ammonium Persulfate from Mexico

Technical grade ammonium persulfate (99% purity) for industrial bleaching of textiles and paper pulp. HTS 2833.40.60.20 covers this peroxosulfate salt of ammonium per Chapter notes. Strong oxidizer that decomposes to generate sulfate radicals.

Duty Rate — Mexico → United States

13.1%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Provide assay certificate showing >98% purity to avoid 3824 mixtures classification; ensure packaging prevents moisture absorption; declare correct UN 1444 hazard class