Glass Microfiber Filter Discs from Germany
Circular discs of borosilicate glass microfiber filter paper cut to standard diameters (e.g., 47mm) for air monitoring and liquid filtration. Falls under HTS 4823.20.90.00 as specialty filter paperboard cut to shape, other than rolls. High efficiency for fine particle retention.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Confirm binder-free glass fiber composition; include manufacturer specs for retention ratings; watch for contamination risks during shipping that could affect purity claims