HSN code 29041020
Tariff item in chapter 29 — Organic chemicals
1,5 napthelene disulphonic acid (armstrong's acid)
Classification
| Code type | HSN — Harmonized System of Nomenclature |
|---|---|
| Level | Tariff item (8 digits) |
| Section | Section VI — Chemical and allied products |
| Chapter 29 | Organic chemicals |
| Heading 2904 | Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated |
| Sub-heading 290410 | Derivatives containing only sulpho groups, their salts and ethyl esters |
| Tariff item 29041020 | 1,5 napthelene disulphonic acid (armstrong's acid) |
Other codes under 290410
Using HSN 29041020 in GST
On GST invoices, a business with annual turnover up to ₹5 crore must show at least the first 4 digits (2904) on B2B invoices, and a business above ₹5 crore must show 6 digits (290410) on all invoices. The full 8-digit code is used for imports and exports.
The GST rate depends on the exact goods or service and any conditions in the rate notification, so it is not listed here. Check the official CBIC GST rate finder, then work out the tax with the GST calculator or make a bill with the GST invoice generator.
Frequently asked questions
What is HSN code 29041020?
HSN code 29041020 is the tariff item for: 1,5 napthelene disulphonic acid (armstrong's acid).
What is the GST rate for HSN 29041020?
GST rates are set by CBIC rate notifications and can depend on conditions, so check the CBIC GST rate finder for HSN 29041020 before invoicing.
How many digits of HSN 29041020 should I write on my invoice?
Up to ₹5 crore turnover: at least 4 digits (2904) on B2B invoices. Above ₹5 crore: 6 digits (290410) on all invoices.