HSN code 28111920

Tariff item in chapter 28 — Inorganic chemicals, organic or inorganic compounds of precious metals, of…

HSN code
28111920

Hypophosphorus acid (phosphinic acid)

Classification

Code typeHSN — Harmonized System of Nomenclature
LevelTariff item (8 digits)
SectionSection VI — Chemical and allied products
Chapter 28Inorganic chemicals, organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes
Heading 2811Other inorganic acids and other inorganic oxygen compounds of non-metals
Sub-heading 281119Other inorganic acids and other inorganic oxygen compounds of non-metals – other
Tariff item 28111920Hypophosphorus acid (phosphinic acid)

Other codes under 281119

Using HSN 28111920 in GST

On GST invoices, a business with annual turnover up to ₹5 crore must show at least the first 4 digits (2811) on B2B invoices, and a business above ₹5 crore must show 6 digits (281119) 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 28111920?

HSN code 28111920 is the tariff item for: Hypophosphorus acid (phosphinic acid).

What is the GST rate for HSN 28111920?

GST rates are set by CBIC rate notifications and can depend on conditions, so check the CBIC GST rate finder for HSN 28111920 before invoicing.

How many digits of HSN 28111920 should I write on my invoice?

Up to ₹5 crore turnover: at least 4 digits (2811) on B2B invoices. Above ₹5 crore: 6 digits (281119) on all invoices.