Polyisoprene Grafting Mastic Tape from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 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