Thiosemicarbazide (CAS 79-19-6): import duty, licences and trade rules in India

Hydrazinecarbothioamide is a member of the class of thioureas that is thiourea in which a hydrogen of one of the amino groups is replaced by an amino group. For trade in India: OK to trade, but watch: safety. Import duty is about 27.73% (tariff item 2842 (estimate)).

OK to trade, but watch: safety.

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

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Key facts

CAS number79-19-6
FormulaCH5N3S
Also calledaminothiourea, Hydrazinecarbothioamide, N-Aminothiourea, 1-Aminothiourea
Tariff item (HS)2842 (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 ban or licence; import paperwork applies
  • Not on the Indian banned-pesticide, drug-precursor, narcotic, psychotropic or new-drug lists we check.
  • On India’s hazardous chemicals list (MSIHC Rules 1989). Importers must send the State authorities the consignment details and full safety information before each import (30 days ahead where possible, never later than the import date) and keep import records.
Source: CIB&RC pesticide lists · CDSCO new drug approvals · NDPS RCS Order 2013 · MSIHC Rules 1989 (as amended to 2000)

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 marketsOK

No treaty or export-market restriction found
  • 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.
  • Active on the US TSCA Inventory, so it can be imported into the US without a new-chemical notice.
  • 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 name: 2842, other salts of inorganic acids (azide).
  • All lines under heading 2842 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)

SafetySTOP

Very hazardous: strict controls needed
  • Poisonous, even in small amounts
  • Fatal if swallowed
  • Harmful to aquatic life with long lasting effects
  • Always read the supplier’s safety data sheet (SDS) before handling.
Source: PubChem GHS classification

Storage, transport & PESOOK

Dangerous goods for transport
  • Ships as UN 2811 (Poison): dangerous-goods rules apply by road, sea (IMDG) and air (IATA), with labels, packaging and a transport document.
Source: UN numbers (CAMEO Chemicals, via PubChem)

Price and suppliersNO DATA

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

Questions about Thiosemicarbazide

What is the import duty on Thiosemicarbazide in India?

The total import duty on Thiosemicarbazide is about 27.73% of the import value under tariff item 2842 (estimate), including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.

Is there anti-dumping duty on Thiosemicarbazide?

No anti-dumping duty on Thiosemicarbazide was found in the Customs (ADD) notifications in force.

What is the HS code (tariff item) of Thiosemicarbazide in India?

Thiosemicarbazide falls under tariff item 2842 (estimate) of the Customs Tariff of India.

Is Thiosemicarbazide restricted or licensed in India?

No ban or licence; import paperwork applies. Not on the Indian banned-pesticide, drug-precursor, narcotic, psychotropic or new-drug lists we check. On India’s hazardous chemicals list (MSIHC Rules 1989). Importers must send the State authorities the consignment details and full safety information before each import (30 days ahead where possible, never later than the import date) and keep import records.

Does exporting Thiosemicarbazide from India need a licence?

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

Is Thiosemicarbazide hazardous?

Very hazardous: strict controls needed. Poisonous, even in small amounts. Fatal if swallowed. Harmful to aquatic life with long lasting effects.

Is Thiosemicarbazide regulated under global treaties or in the EU and US?

No treaty or export-market restriction found. 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.

Related chemicals

CarbohydrazideCuprous thiocyanateGuanidine thiocyanateLead thiocyanatePotassium thiocyanateSodium AzideSodium SelenateSodium SeleniteSodium thiocyanate

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