317 Stainless Steel Chromatography Columns Tubing from Canada
Thin-walled welded 317 SS tubing for HPLC chromatography columns, featuring 2-3% Mo and high Ni, wall thickness <1.65 mm. Circular profile ensures smooth flow in analytical separations. 7306.40.1010 due to specific stainless weldment and composition limits.
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
• Include cleanroom certification if for pharma; affects FDA but not HTS directly
• Measure OD/ID precisely—capillary sizes (<3mm) scrutinized for wire vs tube debate