CO2 Laser Gas Discharge Tube from China
A CO2 laser gas discharge tube uses a high-pressure CO2-N2-He gas mixture to produce 10.6μm infrared laser output for material processing. The RF or DC excited gas discharge qualifies it as a vapor electron tube under this tariff item.
Duty Rate — China → Canada
0%
Import Tips
• Classify the tube as a gas-filled electron tube; ensure the gas mixture is declared
• Check if the tube is part of a laser system that may fall under Chapter 90
• Keep safety data sheets for the gas mixture