Guayule Rubber Granules Unvulcanized from Canada
Granular primary form of natural rubber from guayule shrub, supplied in bulk bags for tire compounding. Falls under 4001.29.00.00 as 'other' natural rubber primary forms (granules), explicitly allowed in chapter note 3 primary forms.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Provide extraction process documentation proving guayule botanical source vs. synthetic
• Lab certify granule size and purity; oversized (>5mm cross-section) threads go to 4008
• Declare exact moisture content to avoid waste/scrap misclassification under 4004