Pyrex Glass Tubing for Industrial Thermowells
Pyrex-brand borosilicate unworked glass tubes for fabricating protective thermowells in industrial sensors. They are classified under this tariff item as other unworked glass tubes, resistant to thermal shock for harsh environments in chemical plants.
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 |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the tubing is used as thermowells
Other articles of glass for industrial use fall under heading 70.20.
If the tubing is part of thermometers
Thermometers fall under heading 90.25.
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
• Confirm the tubing is unworked and not fitted with any closures
• Provide thermal resistance data to the CBSA
• Note that the brand name does not affect classification
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