Procurement
GST and HSN Codes for Chemical Purchases: Getting Input Credit Right
Industrial chemicals mostly sit in HSN chapters 28 (inorganic) and 29 (organic), with formulated products scattered across chapter 34 (cleaning preparations) and 38 (miscellaneous chemical products). Most attract 18% GST, but classification mistakes on invoices create real problems at input-credit time.
What to verify on every invoice
Supplier GSTIN validity, HSN code consistency for repeat items (the same product should not wander between codes month to month), correct tax rate, and an e-way bill for consignments above threshold value. Mismatched HSN between your purchase register and the supplier's GSTR-1 filing is what triggers reconciliation notices.
Why supplier discipline matters
You cannot control a vendor's filing habits, but you can choose vendors whose paperwork is consistently clean. A supplier who invoices the same product under the same HSN with the same description every time makes your GSTR-2B reconciliation a non-event.
Every JSM Traders invoice carries consistent, correct HSN classification — one of the small disciplines behind our audit-clean B2B relationships.
Frequently Asked Questions
Most industrial chemicals under HSN chapters 28 and 29 attract 18% GST, but formulated products can differ — verify the specific HSN on each quotation.
Need this chemistry for your process?
JSM Traders supplies the products discussed here with COA and MSDS, PAN India. Quotations within working hours.
