Flame Retardant Concentrate 75% Polyglycol Phosphonate from Mexico
High-concentration (75%) masterbatch of polyglycol esters of methylphosphonic acid for compounding into thermoplastics. Specifically named under HTS 3824.92.00.00 for these phosphonate esters. Enables efficient flame retardancy in injection molding applications.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify concentration and dispersion medium in commercial invoices for accurate valuation
• UL 94 flammability ratings should accompany for end-use verification
• Prevent 3901 classification by confirming non-polymeric ester nature