Krypton-85 Leak Testing Apparatus
A sealed chamber system pressurizing Krypton-85 gas to test vacuum vessel integrity for semiconductor equipment. It is classified under tariff item 9022.29.00 as beta-gamma leak detection apparatus for cleanroom manufacturing.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If used in medical diagnostic imaging
Medical-use radiation apparatus falls under 9022.19.00, while 9022.29.00 covers industrial applications.
If importing the sealed chamber separately
The chamber is a part of the leak testing apparatus and is classified under 9022.90.00 when imported separately.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the Kr-85 gas is declared as a radioactive substance and obtain a CNSC permit for its import
• Provide the CBSA with the gas concentration and chamber specifications
• Verify that the apparatus meets Canadian cleanroom standards for semiconductor manufacturing
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