Antimicrobial wound-care product manufacturers, electronics conductive-ink producers, and water purification device makers are diverse buyers of colloidal silver.
HSN code 28431020 is classified as Restricted under India's DGFT ITC(HS) export policy — a license or permit is required before export.
This product requires a license or permit before export/import from India.
HSN Code Details
HSN 28431020 covers colloidal silver compounds, used in medical antimicrobial products, electronics conductive inks, and water purification.
Ships in small, high-value insured shipments with precious-metal export valuation documentation; medical-device-use material requires additional regulatory compliance documentation for the destination market.
Related HSN Codes (Heading 2843)
Frequently Asked Questions
Yes. HSN 28431020 is Restricted under DGFT ITC(HS) policy — you need a license or permit before export.
Colloidal silver (28431020) needs precious-metal export valuation documentation - medical/wound-care use requires additional destination-market regulatory compliance beyond standard export paperwork.
HSN 28431020 falls under Chapter 28 and Heading 2843 of India's customs tariff schedule.
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