Whatman Filter Paper No. 40 from Mexico
High-retention filter paper in sheets for coarse filtration in analytical labs, uncoated and compliant with chapter note 3. Classified in 4805.40.00.00 as filter paperboard not further processed, ideal for separating coarse particles.
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
• Include manufacturer specs showing particle retention size to substantiate filter paper status
• Avoid bulk packaging that mimics printing paper rolls to prevent scrutiny
• Declare grammage accurately; exceeding paperboard thresholds may require re-evaluation