Recording Hygrometer Chart Drum from United States
A mechanical chart drum accessory for strip-chart recording hygrometers, holding circular paper charts for 7-31 day recording periods. It is a dedicated recording component for hygrometric instruments.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the drum is not a general paper holder; it must be for hygrometers
• Provide dimensions to CBSA
• Verify if it is a mechanical part requiring separate classification