PHMB Antimicrobial Gauze Sponge
A 4x4 inch gauze sponge impregnated with polyhexamethylene biguanide (PHMB), a pharmaceutical antimicrobial agent that prevents biofilm formation in wounds. This product is used in surgical settings and qualifies for tariff item 3005.90.00 as an impregnated gauze dressing.
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 the gauze is not impregnated with a pharmaceutical substance
Non-medicated gauze is classified under a different subheading.
If the gauze is sterile and used as a surgical adhesion barrier
Sterile surgical materials are classified under heading 30.06.
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 PHMB concentration is clearly labeled for CBSA assessment
• Verify that the product is sterile and packaged for retail sale to support classification under this tariff item
• Maintain documentation of the product's antimicrobial properties and intended medical use
Related Products under Tariff item 3005.90.00
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A non-stick absorbent pad coated with a combination of bacitracin, neomycin, and polymyxin B antibiotics, designed for application to surgical wound sites to prevent post-operative infections. The pharmaceutical impregnation is the key feature that places this product within tariff item 3005.90.00, which covers wadding, gauze, bandages, and similar articles coated with pharmaceutical substances.
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