Hygrometers and psychrometers, non-recording
Hydrometers and similar floating instruments, thermometers, pyrometers, barometers, hygrometers and psychrometers, recording or not, and any combination of these instruments; parts and accessories thereof: > Other instruments: > Other: > Hygrometers and psychrometers, non-recording
Duty Rate (from China)
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
Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 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(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
Products classified under HTS 9025.80.35.00
Digital Hygrometer for Home Use
A compact digital hygrometer that measures relative humidity and temperature in indoor environments like homes and offices. It falls under HTS 9025.80.35.00 as a non-recording hygrometer designed for environmental monitoring without data logging capabilities. The device provides real-time LCD display readings for humidity control.
Psychrometer Sling Type
A traditional sling psychrometer consisting of wet and dry bulb thermometers used to calculate relative humidity by evaporation cooling. Classified under HTS 9025.80.35.00 as a non-recording psychrometer for manual humidity measurement in meteorology and labs. It requires user calculation from temperature differentials.
Thermo-Hygrometer for Greenhouse
A handheld thermo-hygrometer for monitoring humidity and temperature in greenhouses to optimize plant growth conditions. It qualifies for HTS 9025.80.35.00 as a non-recording hygrometer and psychrometer combination for agricultural use. Displays instant readings without storage.
Desktop Humidity Monitor Gauge
A analog desktop hygrometer gauge with needle display for continuous humidity monitoring in living spaces. Falls under HTS 9025.80.35.00 as a non-electronic, non-recording hygrometer using hygroscopic materials. Ideal for cigar humidors and wine cellars.
Portable Psychrometer for HVAC Technicians
Portable psychrometer kit for HVAC professionals to measure humidity in air conditioning systems during service calls. Classified in HTS 9025.80.35.00 for its non-recording wet/dry bulb method of psychrometric calculation. Provides field-accurate dew point data.
Hair Tension Hygrometer
Mechanical hygrometer using human or synthetic hair tension to indicate relative humidity changes on a dial. Under HTS 9025.80.35.00 as a classic non-recording hygrometer for laboratories and museums. Sensitive to 1-99% RH range.
Whirling Psychrometer Kit
Hand-cranked whirling psychrometer for rapid wet and dry bulb readings in field meteorology. HTS 9025.80.35.00 covers this non-recording psychrometer for precise humidity assessment. Complete with carrying case and charts.
Cigar Humidor Hygrometer
Small analog hygrometer designed for mounting inside cigar humidors to maintain 65-75% RH for tobacco storage. Classifies under HTS 9025.80.35.00 as non-recording hygrometer for consumer humidity control. Features precision dial and mounting bracket.
Museum Display Psychrometer
Stationary psychrometer for educational display in museums demonstrating humidity measurement principles. Non-recording under HTS 9025.80.35.00 with visible wet/dry bulbs for observation. Used in science exhibits.
Battery-Free Hygrometer for Camping
Mechanical hygrometer for outdoor camping gear monitoring tent humidity without batteries. HTS 9025.80.35.00 for non-recording, passive humidity sensing via chemical reaction. Compact and durable.