HSN Code 29171120 - Calcium oxalate

HSN Code (Classification)
Description
29(Chapter)Organic chemicals
2917(Heading)Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids, their halogenated, sulphonated, nitrated or nitrosated derivatives
291711(Sub-Heading)Oxalic acid, its salts and esters :
29171120(Item)
Calcium oxalate