Neoprene Polymer Paste from Mexico
High-solids paste form of chloroprene rubber (CR) for calendaring into sheets, free of extenders or fillers. HTS 4002.49.00.00 covers this as primary paste form under Note 3(a), distinct from compounded materials.
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
• Include rheology data showing paste consistency without plasticizers (prohibited unless mineral oil-extended)
• CBP may require additive disclosure; limit to Note 5(b) emulsifiers/antioxidants
• Avoid declaring as solution if solvent > permitted levels, risking 4004 reclassification