Specialty chemical suppliers use this residual code for niche metal sulphite compounds in preservative, pulp, or reducing-agent applications.
HSN code 28322090 is classified as Free under India's DGFT ITC(HS) export policy — no export license is required.
This product may be freely exported/imported from India without a license.
HSN Code Details
HSN 28322090 is a residual code for other metal sulphites not classified under potassium or magnesium sulphite subheadings.
As a residual code, customs typically requires the specific metal sulphite identity via CAS number for correct classification and grade verification.
Related HSN Codes (Heading 2832)
Frequently Asked Questions
No. HSN 28322090 is classified as Free under DGFT ITC(HS) policy, so it can be exported from India without an export license or permit.
28322090 (other metal sulphites) is a residual code - provide the CAS number to confirm the specific compound for customs clearance.
HSN 28322090 falls under Chapter 28 and Heading 2832 of India's customs tariff schedule.
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