29310042Tariff Item (8-digit)Section VI

HSN Code 29310042 – Phosphonic Acid,Ethyl

Full GST classification for Phosphonic Acid,Ethyl — chapter, heading and tariff hierarchy, and related HSN codes.

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HSN Code

29310042

Chapter

29

Digits

8-digit

Section

VI

What is HSN Code 29310042?

HSN code 29310042 is the Harmonized System of Nomenclature classification for Phosphonic Acid,Ethyl 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 29 — Organic Chemicals, which is part of Section VI: Chemical Products. Every GST-registered business supplying phosphonic acid,ethyl must quote HSN 29310042 (or the digit-length required for its turnover) on tax invoices and in GSTR-1.

Classification breakdown of 29310042

LevelCodeDescription
Chapter29organic chemicals
Heading2931other organo-inorganic compounds
Sub-heading293100other organo-inorganic compounds
Tariff29310042phosphonic acid,ethyl

GST rate for HSN 29310042

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Related HSN codes

HSN CodeDescription
29310010other organo-inorganic compounds - other organo-inorganic compounds : organo-mercury compounds
29310041phosphonic acid,methyl -
29310043phosphonic acid,propyl
29310044phosphinic acid,methyl-
29310051phosponic acide,[methyl-(5-ethyl-2-methyl 2-oxido- 1,3,2-dioxaphosphorinan-5-yl) methyl]ester
29310052phosphonic acide,[methyl-bis (5-ethyl-2-methyl 2-oxido- 1,3,2-dioxaphosphorinan-5-yl) methyl] ester
29310053phosphonic acid,methyl,dimethyl ester
29310054phosphonic acid propyl dimethyl ester
29310055phosphonic acid ethyl-diethyl ester
29310056phosphonochloridic acid methyl-,methyl ester
29310057phosphonous acid- methyl diethyl ester
293100611 propanaminium n,n,n trimethyl 3-[1-oxo-9-octadecenyl amino] -(z)-methyl methyl phosphonate
29310062o,o-dimethyl methyl phosphonate
29310071phosphonothioic dichloride,ethyl-
29310072phosphonic dichloride,methyl
29310073phosphonous dichloride,methyl-

HSN Code 29310042 — FAQs

What is HSN code 29310042?

HSN code 29310042 classifies "Phosphonic Acid,Ethyl" under India's GST regime. It falls under Chapter 29 (Organic Chemicals) of the Harmonized System of Nomenclature.

How many digits is HSN code 29310042?

29310042 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.

Which chapter does HSN code 29310042 belong to?

HSN 29310042 belongs to Chapter 29 — Organic Chemicals, part of Section VI: Chemical Products.

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