About HSN Code 29082025

HSN Code 29082025 covers Halogenated, Sulphonated, Nitrated or Nitrosated Derivatives of Phenols or Phenol-alcohols - Derivatives Containing Only Sulpho Groups, Their Salts and Esters : Naphthol Sulphonic Acids : Schaeffer Acid (2-naphthol-6-sulphonic Acid) and attracts a GST rate of 18%. For intra-state supplies, this is split as 9% CGST + 9% SGST. For inter-state supplies, 18% IGST is charged. This code falls under the Chemicals & Materials sector (Paint, fertilizer, rubber, plastics, pharma).

How to Use HSN Code 29082025 on GST Invoices

• Include the HSN code 29082025 on every GST invoice for halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols - derivatives containing only sulpho groups, their salts and esters : naphthol sulphonic acids : schaeffer acid (2-naphthol-6-sulphonic acid)
• Businesses with turnover above ₹5 crore must use 6-digit HSN codes
• Turnover between ₹1.5–5 crore: 4-digit codes are sufficient
• The HSN code must match the product/service description on your invoice
• Incorrect HSN codes can lead to GST notices and ITC mismatches

Related HSN Codes

• 29081000 — Halogenated, Sulphonated, Nitrated or Nitrosated Derivatives of Phenols or Phenol-alcohols - Derivatives Containing Only Halogen Substituents and Their Salts
• 29081100 — Pentachlorophenol (iso)
• 29081900 — Other
• 29082010 — Halogenated, Sulphonated, Nitrated or Nitrosated Derivatives of Phenols or Phenol-alcohols - Derivatives Containing Only Sulpho Groups, Their Salts and Esters : Phenol Sulphonic Acids
• 29082021 — Halogenated, Sulphonated, Nitrated or Nitrosated Derivatives of Phenols or Phenol-alcohols - Derivatives Containing Only Sulpho Groups, Their Salts and Esters : Naphthol Sulphonic Acids : G Acids (2-naphthol-6,8-disulphonic Acid)

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Last verified: 2026-06-26 · Source: CBIC Master Tariff