HS code 2922 21 40: Gamma acid

HS code 2922 21 40 covers gamma acid in chapter 29 (organic chemicals). Total import duty is about 27.73% of the import value; DGFT import policy: Free.

Total import dutyabout 27.73%
Basic customs duty7.5%
IGST18%
Import policyFree
Export policyFree
Anti-dumpingNone found

Updated 2026-11-01 from official lists, including Budget 2026 and later customs notifications.

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Key facts

Tariff item (8-digit HS code)2922 21 40
DescriptionGamma acid
Chapter29: Organic chemicals
Heading2922: Amino-naphthols and other amino-phenols other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof
Unitkg.
Basic customs duty (tariff rate)7.5%
Basic customs duty charged7.5%
Social welfare surcharge10% of BCD
IGST18%
Total import dutyabout 27.73% of the import value
DGFT import policyFree
DGFT export policyFree

Import duty (with Budget 2026 changes)

  • About ₹27,730 duty on every ₹1,00,000 of import value (CIF).

DGFT import and export policy

  • Import: Free.
  • Export: Free.

India's imports and exports

  • India exported 986 tonnes in 2025-26 (down 18.3% on 2024-25) under tariff item 29222140, “Gamma acid”.

Chemicals under HS code 2922 21 40

2-Amino-8-hydroxynaphthalene-6-sulfonic acid

Questions about HS code 2922 21 40

What is the import duty on HS code 2922 21 40 in India?

About 27.73% of the import value: basic customs duty 7.5%, social welfare surcharge 10% of BCD and IGST 18%. IGST can usually be claimed back as input tax credit.

Is the import of gamma acid free in India?

DGFT import policy for HS code 2922 21 40 is Free.

Can gamma acid be exported from India?

DGFT export policy for HS code 2922 21 40 is Free.

Which chemicals fall under HS code 2922 21 40?

2-Amino-8-hydroxynaphthalene-6-sulfonic acid.

Other lines under heading 2922

2922 11 10: Monoethanolamine2922 11 90: Monoethanolamine and its salts: other2922 12 00: Diethanolamine and its salts2922 14 00: Dextropropoxyphene (INN) and its salts2922 15 00: Triethanolamine2922 16 00: Diethanolammonium perfluorooctane sulphonate2922 17 10: Methyldiethanolamine2922 17 20: Ethyldiethanolamine2922 18 00: 2-(N, N-Diisopropylamino)ethanol2922 19 10: 2-Hydroxy N, N-Diisopropyl ethylamine2922 19 90: Amino-alcohols, other than those containing more t2922 21 10: Amino-g-acid2922 21 20: Amino-j-acid2922 21 30: 1-amino-2-naphthol-4-sulphonic acid2922 21 50: J acid (2-amino-5-naphthol-7-sulphonic acid)2922 21 60: H acid2922 21 70: Ortho phenyl sulphonyl H-acid2922 21 80: Chicago acid2922 21 90: Aminohydroxynaphthalene sulphonic acids and their 2922 29 11: 2-amino 4-nitrophenol

Sources: Customs Tariff of India (CBIC) · Notification 45/2025-Customs and Budget 2026 amendments · IGST rates, Notification 9/2025-Integrated Tax (Rate) · DGFT ITC(HS) import and export policy · CBIC Customs (ADD) notifications · Export Import Data Bank (DGCI&S). Guidance from official lists, not legal advice; confirm the classification with your customs broker.