Decamethylcyclopentasiloxane (CAS 541-02-6): import duty, licences and trade rules in India

Decamethylcyclopentasiloxane is an organosilicon compound. For trade in India: OK to trade, but watch: global treaties & export markets. Import duty is about 27.73% (tariff item 2934 (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 number541-02-6
FormulaC10H30O5Si5
Also calledCyclomethicone 5, Dimethylsiloxane pentamer, Dow corning 345, Cyclic dimethylsiloxane pentamer
Tariff item (HS)2934 (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

EU: substance of very high concern
  • Not listed by the Stockholm Convention (persistent pollutants), the Rotterdam Convention (prior consent before export) or the Montreal Protocol (ozone layer).
  • On the EU REACH Candidate List of substances of very high concern (pbt; vpvb), since 27-Jun-2018. EU buyers must pass on safety information for articles containing more than 0.1%, and it may later need an authorisation.
  • Restricted under EU REACH Annex XVII: some uses, products or concentrations are banned in the EU; check the restriction entry for your product.
  • 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 structure: 2934, nucleic acids and other heterocyclic compounds (ring containing O and Si).
  • All lines under heading 2934 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)

SafetyOK

Not classified as hazardous
  • 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 Decamethylcyclopentasiloxane

What is the import duty on Decamethylcyclopentasiloxane in India?

The total import duty on Decamethylcyclopentasiloxane is about 27.73% of the import value under tariff item 2934 (estimate), including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.

Is there anti-dumping duty on Decamethylcyclopentasiloxane?

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

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

Decamethylcyclopentasiloxane falls under tariff item 2934 (estimate) of the Customs Tariff of India.

Is Decamethylcyclopentasiloxane 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 Decamethylcyclopentasiloxane from India need a licence?

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

Is Decamethylcyclopentasiloxane hazardous?

Not classified as hazardous. Always read the supplier’s safety data sheet (SDS) before handling.

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

EU: substance of very high concern. Not listed by the Stockholm Convention (persistent pollutants), the Rotterdam Convention (prior consent before export) or the Montreal Protocol (ozone layer). On the EU REACH Candidate List of substances of very high concern (pbt; vpvb), since 27-Jun-2018. EU buyers must pass on safety information for articles containing more than 0.1%, and it may later need an authorisation.

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