Specialty corrosion inhibitor and concrete admixture (calcium nitrite as a rebar corrosion inhibitor) manufacturers use this residual code.
HSN code 28341090 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 28341090 is a residual code for other nitrites not classified as sodium nitrite, including potassium and calcium nitrite forms.
Ships as non-hazardous to mild-oxidizer solid depending on the specific nitrite; customs may request compound identity for correct classification.
Related HSN Codes (Heading 2834)
Frequently Asked Questions
No. HSN 28341090 is classified as Free under DGFT ITC(HS) policy, so it can be exported from India without an export license or permit.
Other nitrites (28341090) like calcium nitrite are used in concrete rebar corrosion inhibitors - specify the exact compound for customs classification.
HSN 28341090 falls under Chapter 28 and Heading 2834 of India's customs tariff schedule.
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