Wireless Hygrograph Chart Recorder from Canada
Battery-powered hygrograph that records relative humidity levels on rotating paper charts using a hair tension or capacitive sensor mechanism. It qualifies for HTS 9025.80.40.00 as a hygrograph, a recording instrument specifically identified for humidity monitoring in labs and greenhouses.
Duty Rate — Canada → United States
11%
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
• Demonstrate humidity recording via charts or digital output logs to avoid reclassification as non-recording hygrometers
• Specify sensor type (hair/capacity) in invoices; capacitive types may face electronics scrutiny
• For wireless models, include FCC compliance docs for radio frequency components