HSN CODE - 29161920 : Bismuth compounds of unsaturated acyclic monoacids

Harmonised System of Nomenclature (HSN Codes) 29161920 are used for the Bismuth compounds of unsaturated acyclic monoacids 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 29161920

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

Next two digits (16) represent the heading number which is UNSATURATED ACYCLIC MONOCARBOXYLIC ACIDS, CYCLIC MONOCARBOXYLIC ACIDS, THEIR ANHYDRIDES, HALIDES, PEROXIDES AND PEROXYACIDS; THEIR HALOGENATED, SULPHONATED, NITRATED OR NITROSATED DERIVATIVES

Next two digits (19) represent the product code which is Other

Last two digits (20) are for final or deeper classification which is Bismuth compounds of unsaturated acyclic monoacids

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