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Collagenase Wound Debriding Powder from China

Clostridium-derived collagenase ferment powder for enzymatic debridement of necrotic wounds in therapeutic settings. HTS 3002.90.10.00 applies to such bacterial ferments prepared for human medical use.

Duty Rate — China → United States

100%

Rate breakdown

9903.04.60100%Pharmaceuticals: patented pharma articles — 100% floor rate
9903.05.860%Universal product exemption (U.S. note 52(b))
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)

Import Tips

Sterility assurance via USP testing certificates

Wound care end-use letter to avoid surgical adhesive misclass (3006)

Controlled substance checks if combined with analgesics