3,3,4,4,5,5,6,6,7,7,8,8,8-TridecafluorooctyltriethoxysilanCAS 51851-37-7 · 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 2931 90 (subheading)).
Checked 2026-11-12 against official Indian and international lists. Sources are given under each answer.
What 3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyltriethoxysilan is, its uses, properties and related chemicals: 3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyltriethoxysilan on ChemXpress →
Every answer, with its source
Rules in IndiaOK
- Not on the Indian banned-pesticide, drug-precursor, narcotic, psychotropic or new-drug lists we check.
- Normal factory, storage and GST rules still apply.
Exporting from IndiaOK
- Not on the SCOMET export-control list or the precursor export list.
- The buyer’s country may still have its own import rules.
Global treaties & export marketsCHECK
- Not listed by the Stockholm Convention (persistent pollutants), the Rotterdam Convention (prior consent before export) or the Montreal Protocol (ozone layer).
- 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.
- US TSCA: subject to a significant new use rule (SNUR): new uses need a notice to EPA first.
- Listed on the Australian Inventory of Industrial Chemicals (AICIS), so it can be introduced into Australia as an existing industrial chemical.
Import dutyOK
- About ₹27,730 duty on every ₹1,00,000 of import value (CIF).
- The EU customs inventory (ECICS) classifies it under CN 2931 90 00, so its HS subheading is 2931 90.
- India splits subheading 2931 90 into 9 lines: 2931 90 11 (Organo-arsenic compounds › Methylarsonic acid and its salt); 2931 90 12 (Organo-arsenic compounds › Cacodylic acid and its salt); 2931 90 13 (Organo-arsenic compounds › p-Aminophenylarsonic acid and its salt); 2931 90 14 (Organo-arsenic compounds › Amino-hydroxyphenylarsonic acids, their formyl and ac); 2931 90 15 (Organo-arsenic compounds › Arsenobenzene and its derivatives); 2931 90 19 (Organo-arsenic compounds › Other); and 3 more.
- Basic customs duty 7.5% on every one of them; with social welfare surcharge and IGST 18% that makes about 27.73%.
- Lines that name a chemical are for that chemical; one that no line names goes under "Other" (2931 90 19, 2931 90 90).
- Confirm the exact 8-digit line with your customs broker before you import.
SafetyCHECK
- Irritates skin, eyes or breathing
- Causes skin irritation
- Causes serious eye irritation
- May cause respiratory irritation
- Always read the supplier’s safety data sheet (SDS) before handling.
Price and suppliersNO DATA
- Post a requirement and we will find suppliers for you.
Key facts
| CAS number | 51851-37-7 |
|---|---|
| Formula | C14H19F13O3Si |
| Also called | 3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyltriethoxysilan, RefChem:860279, 2-perfluorohexylethyltriethoxysilane, 1h,1h,2h,2h-Perfluorooctyltriethoxysilane |
| Tariff item (HS) | 2931 90 (subheading) |
| Total import duty | about 27.73% |
| Anti-dumping duty (most producers) | None found |
| SCOMET (export control) | Not listed |
| NDPS / precursor | Not listed |
Questions about 3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyltriethoxysilan
What is the import duty on 3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyltriethoxysilan in India?
The total import duty on 3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyltriethoxysilan is about 27.73% of the import value under tariff item 2931 90 (subheading), including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.
Is there anti-dumping duty on 3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyltriethoxysilan?
No anti-dumping duty on 3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyltriethoxysilan was found in the Customs (ADD) notifications in force.
What is the HS code (tariff item) of 3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyltriethoxysilan in India?
3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyltriethoxysilan falls under HS subheading 2931 90, as classified by the EU customs inventory (ECICS). India splits that subheading into several 8-digit lines; confirm the exact line with your customs broker.
Is 3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyltriethoxysilan 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 3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyltriethoxysilan from India need a licence?
No export licence needed. Not on the SCOMET export-control list or the precursor export list.
Is 3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyltriethoxysilan hazardous?
Hazardous: take normal precautions. Irritates skin, eyes or breathing. Causes skin irritation. Causes serious eye irritation.
Is 3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyltriethoxysilan regulated under global treaties or in the EU and US?
EU: restricted uses. Not listed by the Stockholm Convention (persistent pollutants), the Rotterdam Convention (prior consent before export) or the Montreal Protocol (ozone layer). Restricted under EU REACH Annex XVII: some uses, products or concentrations are banned in the EU; check the restriction entry for your product.
Related chemicals
Guidance from official lists, not legal advice. Rules change; confirm with DGFT, customs or the regulator before you trade.