Optical Fiber Preform Glass Tube from Japan
Specialty low-OH fused silica tubing for optical fiber preform overcladding, unworked 25mm OD. These tubes are classified under tariff item 7002.39.00 as other unworked glass tubes, with fused silica included in the definition of glass per Chapter Note 5.
Duty Rate — Japan → Canada
0%
Import Tips
• Confirm the tubes are unworked and not optically processed, as that would fall under Chapter 90
• Provide the low-OH specification and intended use to CBSA
• Keep documentation of the fused silica composition for verification