Cold-Rolled Stainless Steel Chromatography Column Tubing
Precision seamless 316 stainless tubing cold-rolled for HPLC chromatography columns, with electropolished ID for minimal contamination. Classifies under HTS 7304.41.60.45 for other cold-formed seamless stainless tubes.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If assembled into complete chromatography columns
Finished analytical instruments containing the tubing classify in Chapter 90.
If certain other cold-drawn stainless tubes
Additional statistical breaks exist within cold-drawn stainless category.
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
• Ra surface finish specs (<10 microinch) justify precision tubing over commodity pipe
• Cleanroom packaging documentation prevents contamination-related entry refusals
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