1,3,6-naphthalenetrisulfonic acid, 7-((2-((aminocarbonyl)amino)-4-((4-chloro-6-((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)phenyl)azo)-, tetrasodium salt (CAS 93050-80-7): import duty, licences and trade rules in India

For trade in India: OK to trade, but watch: global treaties & export markets. Import duty is about 27.73% (tariff item 2933 (estimate)).

OK to trade, but watch: global treaties & export markets.

Checked 2026-10-31 against official Indian and international lists. Sources are given under each answer.

Run the live check Open in Compound Workspace Search RasayanXchange

Key facts

CAS number93050-80-7
FormulaC28H20ClN9Na4O16S5
Also calledC.I. Reactive Yellow 145, 1,3,6-Naphthalenetrisulfonic acid, 7-((2-((aminocarbonyl)amino)-4-((4-chloro-6-((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)phenyl)azo)-, tetrasodium salt, 1,3,6-Naphthalenetrisulfonic acid, 7-(2-(2-((aminocarbonyl)amino)-4-((4-chloro-6-((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)phenyl)diazenyl)-, sodium salt (1:4), 1,3,6-Naphthalenetrisulfonic acid, 7-[[2-[(aminocarbonyl)amino]-4-[[4-chloro-6-[[3-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]amino]-1,3,5-triazin-2-yl]amino]phenyl]azo]-, tetrasodium salt
Tariff item (HS)2933 (estimate)
Total import dutyabout 27.73%
Anti-dumping duty (most producers)None found
SCOMET (export control)Not listed
NDPS / precursorNot listed

Every answer, with its source

Rules in IndiaOK

No special Indian ban or licence found
  • Not on the Indian banned-pesticide, drug-precursor, narcotic, psychotropic or new-drug lists we check.
  • Normal factory, storage and GST rules still apply.
Source: CIB&RC pesticide lists · CDSCO new drug approvals · NDPS RCS Order 2013

Exporting from IndiaOK

No export licence needed
  • Not on the SCOMET export-control list or the precursor export list.
  • The buyer’s country may still have its own import rules.
Source: DGFT SCOMET list · NDPS RCS Order 2013

Global treaties & export marketsCHECK

US: new chemical under TSCA
  • Not listed by the Stockholm Convention (persistent pollutants), the Rotterdam Convention (prior consent before export) or the Montreal Protocol (ozone layer).
  • Registered under EU REACH, so EU importers can buy it under an existing registration.
  • Not on the US TSCA Inventory: EPA needs a premanufacture notice before it can be imported, unless it is a pesticide, drug or food additive, which TSCA does not cover.
  • Listed on the Australian Inventory of Industrial Chemicals (AICIS), so it can be introduced into Australia as an existing industrial chemical.
Source: Stockholm Convention, all listed POPs · Rotterdam Convention Annex III · Montreal Protocol annexes (ozone layer, Kigali HFCs) · US EPA TSCA Inventory · ECHA REACH lists, as published in PubChem

Import dutyOK

About 27.73% of the import value (estimate)
  • About ₹27,730 duty on every ₹1,00,000 of import value (CIF).
  • No tariff line names this chemical, so we worked out its likely heading from its structure: 2933, heterocyclic compounds with nitrogen hetero-atom(s) only (ring containing nitrogen).
  • 82 of 88 lines under heading 2933 pay basic customs duty 7.5%; with social welfare surcharge and IGST 18% that makes about 27.73%.
  • Confirm the exact 8-digit code with your customs broker before you import.
Source: Customs Tariff of India, CBIC · Notification 45/2025-Customs · Notification 9/2025-Integrated Tax (Rate)

SafetyCHECK

Dangerous: handle with proper protection
  • Can cause long-term health damage
  • May cause allergy or asthma symptoms or breathing difficulties if inhaled
  • Always read the supplier’s safety data sheet (SDS) before handling.
Source: PubChem GHS classification

Price and suppliersNO DATA

Not on RasayanXchange yet
  • Post a requirement and we will find suppliers for you.
Source: RasayanXchange market data

Questions about 1,3,6-naphthalenetrisulfonic acid, 7-((2-((aminocarbonyl)amino)-4-((4-chloro-6-((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)phenyl)azo)-, tetrasodium salt

What is the import duty on 1,3,6-naphthalenetrisulfonic acid, 7-((2-((aminocarbonyl)amino)-4-((4-chloro-6-((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)phenyl)azo)-, tetrasodium salt in India?

The total import duty on 1,3,6-naphthalenetrisulfonic acid, 7-((2-((aminocarbonyl)amino)-4-((4-chloro-6-((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)phenyl)azo)-, tetrasodium salt is about 27.73% of the import value under tariff item 2933 (estimate), including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.

Is there anti-dumping duty on 1,3,6-naphthalenetrisulfonic acid, 7-((2-((aminocarbonyl)amino)-4-((4-chloro-6-((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)phenyl)azo)-, tetrasodium salt?

No anti-dumping duty on 1,3,6-naphthalenetrisulfonic acid, 7-((2-((aminocarbonyl)amino)-4-((4-chloro-6-((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)phenyl)azo)-, tetrasodium salt was found in the Customs (ADD) notifications in force.

What is the HS code (tariff item) of 1,3,6-naphthalenetrisulfonic acid, 7-((2-((aminocarbonyl)amino)-4-((4-chloro-6-((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)phenyl)azo)-, tetrasodium salt in India?

1,3,6-naphthalenetrisulfonic acid, 7-((2-((aminocarbonyl)amino)-4-((4-chloro-6-((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)phenyl)azo)-, tetrasodium salt falls under tariff item 2933 (estimate) of the Customs Tariff of India.

Is 1,3,6-naphthalenetrisulfonic acid, 7-((2-((aminocarbonyl)amino)-4-((4-chloro-6-((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)phenyl)azo)-, tetrasodium salt restricted or licensed in India?

No special Indian ban or licence found. Not on the Indian banned-pesticide, drug-precursor, narcotic, psychotropic or new-drug lists we check. Normal factory, storage and GST rules still apply.

Does exporting 1,3,6-naphthalenetrisulfonic acid, 7-((2-((aminocarbonyl)amino)-4-((4-chloro-6-((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)phenyl)azo)-, tetrasodium salt from India need a licence?

No export licence needed. Not on the SCOMET export-control list or the precursor export list.

Is 1,3,6-naphthalenetrisulfonic acid, 7-((2-((aminocarbonyl)amino)-4-((4-chloro-6-((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)phenyl)azo)-, tetrasodium salt hazardous?

Dangerous: handle with proper protection. Can cause long-term health damage. May cause allergy or asthma symptoms or breathing difficulties if inhaled. Always read the supplier’s safety data sheet (SDS) before handling.

Is 1,3,6-naphthalenetrisulfonic acid, 7-((2-((aminocarbonyl)amino)-4-((4-chloro-6-((3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)phenyl)azo)-, tetrasodium salt regulated under global treaties or in the EU and US?

US: new chemical under TSCA. Not listed by the Stockholm Convention (persistent pollutants), the Rotterdam Convention (prior consent before export) or the Montreal Protocol (ozone layer). Registered under EU REACH, so EU importers can buy it under an existing registration.

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Guidance from official lists, not legal advice. Rules change; confirm with DGFT, customs or the regulator before you trade.