28111940Tariff Item (8-digit)Section VI

HSN Code 28111940 – Sulphonic Acid

Full GST classification for Sulphonic Acid — chapter, heading and tariff hierarchy, GST rate slabs and related HSN codes. Updated for India GST.

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HSN Code

28111940

Chapter

28

Digits

8-digit

Section

VI

What is HSN Code 28111940?

HSN code 28111940 is the Harmonized System of Nomenclature classification for Sulphonic Acid under India's Goods and Services Tax (GST). It is a 8-digit code sitting at the tariff item (8-digit) level of the HSN hierarchy.

This code belongs to Chapter 28 — Inorganic Chemicals, Organic Or Inorganic Compounds Of Precious…, which is part of Section VI: Chemical Products. Every GST-registered business supplying sulphonic acid must quote HSN 28111940 (or the digit-length required for its turnover) on tax invoices and in GSTR-1.

Classification breakdown of 28111940

LevelCodeDescription
Chapter28inorganic chemicals, organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes
Heading2811other inorganic acids and other inorganic oxygen compounds of non-metals
Sub-heading281119other :
Tariff28111940sulphonic acid

GST rate for HSN 28111940

Goods under HSN 28111940 attract GST at one of the five standard slabs. The exact rate depends on the specific product and the latest GST Council notification — always confirm before invoicing.

0%

Nil / Exempt

Fresh produce, milk, cereals, books

5%

Merit rate

Essentials, packaged food, transport

12%

Standard-low

Processed food, mobiles, apparel > ₹1,000

18%

Standard

Most goods, electronics, services

28%

Demerit / luxury

Cars, cement, aerated drinks, tobacco

Find the exact GST rate for Sulphonic Acid →

HSN Code 28111940 — FAQs

What is HSN code 28111940?

HSN code 28111940 classifies "Sulphonic Acid" under India's GST regime. It falls under Chapter 28 (Inorganic Chemicals, Organic Or Inorganic Compounds Of Precious…) of the Harmonized System of Nomenclature.

How many digits is HSN code 28111940?

28111940 is a 8-digit HSN code — a tariff item (8-digit). Businesses declare 4-digit HSN (turnover up to ₹5 crore) or 6-digit HSN (above ₹5 crore) on GST invoices; 8-digit codes are used for exports and imports.

What is the GST rate for HSN code 28111940?

Goods under HSN 28111940 are taxed at one of the GST slabs — 0%, 5%, 12%, 18% or 28% — depending on the exact product and the latest GST Council notification. Use the Laabam.One GST Rate Finder to confirm the current rate for Sulphonic Acid.

Which chapter does HSN code 28111940 belong to?

HSN 28111940 belongs to Chapter 28 — Inorganic Chemicals, Organic Or Inorganic Compounds Of Precious…, part of Section VI: Chemical Products.

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