Potassium Bicarbonate Fire Suppression Powder from China
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 — China → United States
37.5%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
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