HSN Codes · Chapter 28: Inorganic Chemicals

HSN Code 283220

Inorganic Chemicals — sulphites; thiosulphates — other sulphites

Typical GST rate

Varies

Depends on sub-classification

Type

Goods

HSN classification

Code level

6-digit

Sub-heading

Reading code 283220

The first two digits (28) place this code in chapter 28 — Inorganic Chemicals. Heading 2832 groups the product family, and the remaining digits pin down this specific 6-digit classification. Remember: you can never invent a shorter code by truncating a longer one — only codes that exist in the official tariff are valid.

Industrial inorganic chemicals — acids, alkalis, oxides, and salts — plus compounds of precious and rare-earth metals.

Parent heading

2832 — Inorganic Chemicals — sulphites; thiosulphates

More specific codes under 283220

  • 28322010 — Inorganic Chemicals — sulphites; thiosulphates — other sulphites — potassium metabisulphite
  • 28322020 — Inorganic Chemicals — sulphites; thiosulphates — other sulphites — magnesium sulphite
  • 28322090 — Inorganic Chemicals — sulphites; thiosulphates — other sulphites — other

Related codes in heading 2832

  • 283210 — Inorganic Chemicals — sulphites; thiosulphates — sodium sulphites
  • 283230 — Inorganic Chemicals — sulphites; thiosulphates — thiosulphates

Frequently asked questions

The GST rate under 283220 depends on the specific item and applicable notifications. Check the classification with our HSN code finder and confirm the rate before invoicing.
Businesses with annual aggregate turnover of ₹5 crore or more must report at least 6 digits on e-invoices and e-way bills; below ₹5 crore, 4 digits is the B2B minimum. Exports require 8 digits.
Every line item on a GST tax invoice carries its HSN code alongside the description, quantity, taxable value, and tax breakup. The code also flows into your GSTR-1 HSN summary and e-way bills.

Related tools & guides

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