Potassium Bicarbonate Fire Suppression Powder from Mexico
Fine powder of KHCO3 with inorganic fillers for Class B and C fire extinguishers, effective on flammable liquids and electrical fires. Wholly inorganic composition qualifies it for HTS 3813.00.10.00 as a prepared charge.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Confirm no organic flow agents; test for purity to meet subheading requirements
• Provide fire testing certifications like UL 299; avoid fines for unproven efficacy claims
• Package in moisture-proof bags; humidity degradation is a common import issue