Borosilicate Glass Capillary Tubes from China
Thin-walled, unworked borosilicate capillary tubes with a low expansion coefficient, used in chromatography, medical diagnostics, and precision instrumentation. They meet the tariff item's requirement of a linear coefficient of expansion not exceeding 5 x 10⁻⁶/K within 0°C to 300°C. These tubes are imported in their raw state before any drawing or processing.
Duty Rate — China → Canada
0%
Import Tips
• Verify that the capillary tubes are unworked and not cut to length, as cutting may affect classification
• Keep documentation from the manufacturer showing the glass composition and expansion coefficient
• If the tubes are for medical use, check if additional health regulations apply