Silk Bolting Cloth for Laboratory Sieving from Mexico
Fine silk woven bolting cloth for precision sieving in laboratory settings, such as particle analysis. Falls under HTS 5911.20.3000 as other non-cotton bolting cloth per note 8. Its smooth surface prevents clogging during delicate separations.
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
• Document lab-grade purity and micron ratings; include test reports
• Pitfall: undervaluation as apparel silk—stress technical function
• Check for lamination which shifts to 5903