Polyisoprene Grafting Mastic Tape from Mexico
Self-fusing rubber tape made from polyisoprene for sealing plant grafts and wounds. As a rubber-based grafting putty in tape form, it fits HTS 3214.90.10.00 for flexible horticultural mastics. Stretches to create airtight barriers.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Classify as mastic if applied directly; bulk rubber sheets go elsewhere
• Biodegradability claims require supporting test data for customs
• Phytosanitary certificates needed for plant-contact materials