Cold-Rolled Stainless Steel Chromatography Column Tubing from Canada
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.
Duty Rate — Canada → United States
50%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Ra surface finish specs (<10 microinch) justify precision tubing over commodity pipe
• Cleanroom packaging documentation prevents contamination-related entry refusals