What is HSN Code 690721?
HSN code 690721 is the Harmonized System of Nomenclature classification for Of A Water Absorption Coefficient By Weight Not Exceeding 0.5% under India's Goods and Services Tax (GST). It is a 6-digit code sitting at the sub-heading (6-digit) level of the HSN hierarchy.
This code belongs to Chapter 69 — Ceramic Products, which is part of Section XIII: Stone, Cement, Ceramic & Glass. Every GST-registered business supplying of a water absorption coefficient by weight not exceeding 0.5% must quote HSN 690721 (or the digit-length required for its turnover) on tax invoices and in GSTR-1.