Modacrylic Unbleached Poplin from Canada
Unbleached poplin from 86% modacrylic staple fibers, 145 gsm, plain weave with thread counts avoiding cheesecloth limits and fitting poplin via note (a)(i). Flame-retardant properties make it suitable for workwear linings.
Duty Rate — Canada → United States
22%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Highlight modacrylic's FR properties in docs but classify by fiber content, not function
• Test for >33 ends/picks per cm to distinguish from excluded low-density poplin