HSN code 3815: Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included

HSN heading 3815 sits in chapter 38 (Miscellaneous chemical products). It has 5 8-digit tariff items. On a tax invoice, businesses with turnover up to ₹5 crore show at least the 4-digit code 3815; above ₹5 crore, the 6-digit sub-heading.

⚠️About GST rates: GST rates on many goods changed from 22 September 2025, when most items moved to the 5% and 18% slabs and a few to 40%. This finder lists codes and descriptions only — confirm the rate for your item in the current CBIC rate notification before you invoice.

8-digit tariff items under 3815

HSN code	Description
38151100	Reaction Initiators, Reaction Accelerators And Catalytic Preparations, Not Elsewhere Specified Or Included Supported Catalysts: With Nickel Or Nickel Compounds As The Active Substance
38151210	Reaction Initiators, Reaction Accelerators And Catalytic Preparations, Not Elsewhere Specified Or Included Supported Catalysts: With Precious Metal Or Precious Metal Compounds As The Active Substance: Platinum Or Palladium Catalysts With A Base Of Ac…
38151290	Reaction Initiators, Reaction Accelerators And Catalytic Preparations, Not Elsewhere Specified Or Included Supported Catalysts: With Precious Metal Or Precious Metal Compounds As The Active Substance: Other
38151900	Reaction Initiators, Reaction Accelerators And Catalytic Preparations, Not Elsewhere Specified Or Included Supported Catalysts: Other
38159000	Reaction Initiators, Reaction Accelerators And Catalytic Preparations, Not Elsewhere Specified Or Included Other

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