Seamless Refined Copper Instrumentation Tubing
Precision seamless tubing from refined copper for instrumentation and laboratory gas/liquid lines. Falls under HTS 7411.10.10.90 for other seamless refined copper tubes, due to general circular cross-section and non-specialized profile. Offers excellent corrosion resistance for sensitive applications.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If having non-circular cross section
Profiled (non-circular) tubes have dedicated subheading regardless of use.
If pre-assembled into complete instruments
Tubes integral to finished instruments classify by apparatus function.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Specify wall thickness <6mm in docs for 'other' category avoidance
• Certify seamless via non-destructive testing reports
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