Paper Pulp Slab for Laboratory Air Filtration from Mexico
Specialized slabs from high-purity paper pulp for cleanroom and lab fume hood air filtration. Falls under HTS 4812.00.00.00 as filter slabs of paper pulp per the tariff definition.
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
• Provide HEPA or ULPA equivalence documentation and low-particulate pulp certificates
• Use ISPM 15 compliant packaging for lab-sensitive imports to prevent contamination claims