HSN CODE - 29222130 : 1-AMINO-2-NAPHTHOL-4-SULPHONIC ACID

Harmonised System of Nomenclature (HSN Codes) 29222130 are used for the 1-AMINO-2-NAPHTHOL-4-SULPHONIC ACID products under Goods and Service Tax classification.

India was originally using 6 digit HSN codes to classify commodities but later two more digits were added to make the codes more precise, resulting in an 8 digit classification.

Understanding HSN Code 29222130

First two digits (29) represent the chapter number which is Chapter 29 - Organic chemicals

Next two digits (22) represent the heading number which is OXYGEN-FUNCTION AMINO-COMPOUNDS

Next two digits (21) represent the product code which is Aminohydroxynaphthalene sulphonic acids and their salts

Last two digits (30) are for final or deeper classification which is 1-AMINO-2-NAPHTHOL-4-SULPHONIC ACID

All 8 digits of HSN code is mandatory for export & imports for tax invoice of GST.