Pulp and paper mills, alumina/bauxite refineries, and large detergent manufacturers buy liquid caustic soda in bulk since it avoids the dust and dissolution handling of solid forms.
HSN code 28151200 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 28151200 covers sodium hydroxide in aqueous solution (soda lye or liquid caustic soda), the liquid form preferred for large-volume industrial dosing.
Liquid caustic soda ships in corrosion-resistant (rubber-lined or stainless steel) ISO tank containers or flexitanks under UN 1824, and freezes/crystallizes below certain concentrations if not temperature-controlled.
Related HSN Codes (Heading 2815)
Frequently Asked Questions
No. HSN 28151200 is classified as Free under DGFT ITC(HS) policy, so it can be exported from India without an export license or permit.
Liquid caustic soda (28151200) ships in corrosion-resistant ISO tanks under UN 1824 - concentration must be temperature-managed since it can crystallize in cold transit conditions.
HSN 28151200 falls under Chapter 28 and Heading 2815 of India's customs tariff schedule.
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