Nepheline Syenite Extender for Plastics from Mexico
Plastics-grade nepheline syenite with low oil absorption for polypropylene fillers. Classified HTS 2529.30.0010 as the natural ground mineral before compounding.
Duty Rate — Mexico → United States
10%
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
• Refractive index data (1.54-1.57) proves non-pigment status
• Specify Mohs hardness (6.5) for processing equipment claims
• Bulk bag liners prevent contamination affecting purity