DO Control Systems for Wastewater Treatment
Dissolved oxygen controllers that automatically adjust aeration blowers in wastewater treatment plants to maintain optimal DO levels via probe feedback. These instruments continuously measure and regulate oxygen levels, qualifying as automatic process regulators under tariff item 9032.89.00.
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
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Import Tips & Compliance
• Provide CBSA with documentation showing the automatic feedback control of aeration equipment
• Verify if the control system requires any environmental compliance certifications in Canada
• Include technical specifications of the dissolved oxygen probes to support classification
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