304 Stainless Steel Microbore Tubing 4mm OD from Canada
Ultra-precise cold-rolled seamless 304 stainless microbore tubing, 4mm OD, for HPLC systems and micro-fluidics. Falls under 7304.41.30 as seamless stainless steel tube of circular section, cold-formed, with external diameter well under 19mm. Provides superior surface finish for analytical applications.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Require surface finish documentation (Ra values) for pharma/analytical validation
• Confirm no internal welds via destructive testing certificates if requested
• Declare exact OD tolerance (±0.1mm typical) to prevent reclassification