Extech HDV600 Video Particle Counter from China
The Extech HDV600 measures airborne particle concentrations for cleanroom monitoring, detecting electrical signals from particles. Classified in HTS 9030.89.01.00 as it checks electrical quantities related to particle detection in ionizing environments. Used in HVAC and pharmaceutical quality control.
Duty Rate — China → United States
37.5%
Rate breakdown
9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide ISO 21501 calibration standards documentation for particle counters
• Avoid bulk packaging misclassification; retail units stay in Chapter 90
• Check for EPA Clean Air Act compliance labels