Borosilicate Glass Laboratory Tubing from Canada
Unworked borosilicate glass tubing with a low linear coefficient of expansion (≤5 x 10⁻⁶/K from 0-300°C), used for fabricating laboratory equipment like test tubes and reaction vessels. Classified under HTS 7002.32.00.00 as unworked tubes of low-expansion glass, prior to any cutting, bending, or sealing.
Duty Rate — Canada → United States
16%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Verify coefficient of expansion certification from manufacturer to confirm classification under 7002.32; test reports may be required by Customs
• Ship in protective packaging to prevent breakage; declare as unworked to avoid reclassification as finished articles