Mold Spore Air Sterilization Unit from China
A UV-C and PCO (photocatalytic oxidation) unit that destroys mold spores and bacteria circulating in HVAC return air. Classified HTS 8421.39.01 for gas purifying via germicidal irradiation. Used in humid climates or post-flood restoration.
Duty Rate — China → United States
37.5%
Rate breakdown
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• UV dosage data (mJ/cm²) required to prove sterilization efficacy
• Quartz tube components may classify separately; import assembled