Food-grade salt manufacturers (anticaking agent), winemakers (copper/iron removal - fining), and pigment producers (Prussian blue synthesis) are the main buyers of potassium ferrocyanide.
HSN code 28372030 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 28372030 covers potassium ferrocyanide, used in food processing (salt anticaking agent), wine fining, and pigment (Prussian blue) manufacturing.
Food-grade material requires FCC/food-additive certification with strict maximum-use-level compliance since free cyanide release is a regulated food-safety concern, distinct from industrial pigment-grade material.
Related HSN Codes (Heading 2837)
Frequently Asked Questions
No. HSN 28372030 is classified as Free under DGFT ITC(HS) policy, so it can be exported from India without an export license or permit.
Potassium ferrocyanide (28372030) food-grade needs FCC certification with strict maximum-use-level compliance given cyanide-release food-safety concerns, separate from pigment-industry grade.
HSN 28372030 falls under Chapter 28 and Heading 2837 of India's customs tariff schedule.
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