Silver Nitrate Impregnated Wound Filler
A calcium alginate rope coated with silver nitrate solution, used for cavity wound antisepsis and promoting granulation. The silver nitrate acts as a pharmaceutical substance, qualifying this product for tariff item 3005.90.00 as an impregnated wound filler.
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 wound filler is not impregnated with a pharmaceutical substance
Non-medicated wound fillers are classified under a different subheading.
If the product 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 silver nitrate concentration is clearly stated on the product label for CBSA inspection
• Verify that the product is sterile and packaged for retail sale to support classification under this tariff item
• Provide documentation of the product's intended medical use and pharmaceutical coating
Related Products under Tariff item 3005.90.00
Antibiotic Impregnated Absorbent Pad
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.
Cadexomer Iodine Wound Paste Dressing
A wound dressing consisting of beaded cadexomer iodine paste impregnated onto tulle gras, used for desloughing venous ulcers by absorbing exudate and releasing iodine. The pharmaceutical starch-iodine complex makes it an impregnated dressing within the scope of tariff item 3005.90.00.
Chitosan Hemostatic Gauze
A compressed gauze impregnated with chitosan, a pharmaceutical hemostatic agent that activates the clotting cascade to control severe bleeding. This product is used in military and trauma settings, and its pharmaceutical coating qualifies it for tariff item 3005.90.00.
Collagen Matrix Antibiotic Dressing
A porous collagen matrix impregnated with gentamicin sulfate, an antibiotic used to control infections in deep wounds and prevent biofilm formation in surgical sites. The pharmaceutical coating makes it an impregnated dressing under tariff item 3005.90.00.
Dextranomer Microspheres Wound Powder Dressing
A sterile wound dressing consisting of dextranomer microspheres coated with pharmaceutical osmotic agents, used to draw out devitalized tissue from wounds through debridement. The pharmaceutical coating qualifies it for tariff item 3005.90.00 as an impregnated dressing.
Growth Factor Impregnated Collagen Sponge
A bovine collagen sponge impregnated with recombinant human platelet-derived growth factor (PDGF), used to promote healing in diabetic foot ulcers. The growth factor is a pharmaceutical substance, making this an impregnated dressing under tariff item 3005.90.00.