Process Gas Chromatograph Interface Board
An interface PCB connecting process gas chromatographs to plant DCS systems, featuring analog I/O, Profibus, and oven temperature control circuits. It is used in petrochemical refineries for continuous composition analysis. This part is dedicated to gas chromatography instruments under tariff item 9027.90.00.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| π¨π³China | Free | β | Free |
| π²π½Mexico | Free | β | Free |
| πΊπΈUnited States | Free | β | Free |
| π©πͺGermany | Free | β | Free |
| π―π΅Japan | Free | β | 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 imported with the complete gas chromatograph
Complete chromatographs are classified under 9027.20, while this is a component.
If the board functions primarily as a communication interface
Machines for the reception, conversion, and transmission of data may apply.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item β and can price the duty on it in the same conversation.
Import Tips & Compliance
β’ Classify this interface board as a part of a gas chromatograph, with documentation on its DCS integration functions
β’ Ensure the CBSA recognizes its role in process analysis
β’ Verify if the product qualifies for duty-free entry under a trade agreement
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