HSN Codes · Chapter 29: Organic Chemicals

HSN Code 290433

Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated — lithium perfluorooctane sulphonate

Typical GST rate

Varies

Depends on sub-classification

Type

Goods

HSN classification

Code level

6-digit

Sub-heading

Reading code 290433

The first two digits (29) place this code in chapter 29 — Organic Chemicals. Heading 2904 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.

Bulk organic chemicals and intermediates, including the API building blocks of India's pharmaceutical industry.

Parent heading

2904 — Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated

More specific codes under 290433

  • 29043300 — Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated — lithium perfluorooctane sulphonate — lithium perfluorooctane sulphonate

Related codes in heading 2904

  • 290410 — Derivatives containing only sulpho groups, their salts and ethyl esters
  • 290420 — Derivatives containing only nitro or only nitroso groups
  • 290431 — Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated — perfluorooctane sulphonic acid
  • 290432 — Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated — ammonium perfluorooctane sulphonate
  • 290434 — Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated — potassium perfluorooctane sulphonate
  • 290435 — Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated — other salts of perfluorooctane sulphonic acid
  • 290436 — Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated — perfluorooctane sulphonyl fluoride
  • 290490 — Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated — other
  • 290491 — Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated — trichloronitromethane (chloropicrin)
  • 290499 — Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated — other

Frequently asked questions

The GST rate under 290433 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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