Ceramic Buchner Funnel from Japan
Perforated porcelain funnel for vacuum filtration in chemical labs, fired to withstand corrosive filtrates. Falls under HTS 6909.19.50 as other technical laboratory ceramics, not general lab glassware. High-purity body meets US note definitions for porcelain.
Duty Rate — Japan → United States
14%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide filtration end-use affidavits to distinguish from industrial strainers
• Confirm thickness under 3.2 cm if tile-like to avoid 6907/6908 exclusions
• Test for translucency in thin sections per US porcelain note