Ammonium silicofluorideCAS 16919-19-0 · 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 2826 90 00). DGFT policy: import Free, export Free.
Checked 2026-11-12 against official Indian and international lists. Sources are given under each answer.
What Ammonium silicofluoride is, its uses, properties and related chemicals: Ammonium silicofluoride 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.
- Import policy (DGFT ITC(HS)) for tariff item 2826 90 00: Free, so no import licence is needed under trade policy.
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.
- Export policy (DGFT ITC(HS)) for tariff item 2826 90 00: Free.
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.
- Listed on the Australian Inventory of Industrial Chemicals (AICIS), so it can be introduced into Australia as an existing industrial chemical.
- EU: harmonised classification (CLP Annex VI, index 009-012-00-0): Acute Tox. 3. Suppliers in the EU must label it this way.
Import dutyOK
- About ₹27,730 duty on every ₹1,00,000 of import value (CIF).
- Made up of basic customs duty 7.5%, social welfare surcharge 0.75% and IGST 18%. IGST can usually be claimed back as input tax credit.
- Tariff item 2826 90 00: Fluorides; fluorosilicates, fluoroaluminates, other.
- No Indian tariff line names this chemical. The EU customs inventory (ECICS) classifies it under CN 2826 90 80, which is HS subheading 2826 90; India has one line under that subheading, so this is its line.
SafetyCHECK
- Poisonous, even in small amounts
- Toxic if swallowed, in contact with skin or if inhaled
- Toxic if swallowed
- Toxic in contact with skin
- Toxic if inhaled
- Harmful to aquatic life with long lasting effects
- Always read the supplier’s safety data sheet (SDS) before handling.
Storage, transport & PESOOK
- Ships as UN 2854 (Poison): dangerous-goods rules apply by road, sea (IMDG) and air (IATA), with labels, packaging and a transport document.
Price and suppliersNO DATA
- India imported 3,917 tonnes in 2025-26 (down 24.2% on 2024-25) under tariff item 28269000, “Other fluorosilicates, fluroaluminates and other complx fluorine salts”.
- India exported 496 tonnes in 2025-26 (up 276.1% on 2024-25) under tariff item 28269000, “Other fluorosilicates, fluroaluminates and other complx fluorine salts”.
- Post a requirement and we will find suppliers for you.
Key facts
| CAS number | 16919-19-0 |
|---|---|
| Formula | H8F6N2Si |
| Also called | Ammonium fluosilicate, Ammonium fluorosilicate, AMMONIUM SILICOFLUORIDE, Diammonium hexafluorosilicate |
| Tariff item (HS) | 2826 90 00 |
| Total import duty | about 27.73% |
| Anti-dumping duty (most producers) | None found |
| DGFT import policy | Free |
| DGFT export policy | Free |
| SCOMET (export control) | Not listed |
| NDPS / precursor | Not listed |
Questions about Ammonium silicofluoride
What is the import duty on Ammonium silicofluoride in India?
The total import duty on Ammonium silicofluoride is about 27.73% of the import value under tariff item 2826 90 00, including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.
Is there anti-dumping duty on Ammonium silicofluoride?
No anti-dumping duty on Ammonium silicofluoride was found in the Customs (ADD) notifications in force.
What is the HS code (tariff item) of Ammonium silicofluoride in India?
Ammonium silicofluoride falls under tariff item 2826 90 00 of the Customs Tariff of India.
Is Ammonium silicofluoride 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.
Can Ammonium silicofluoride be imported freely into India?
Under DGFT's ITC(HS) import policy, Ammonium silicofluoride is Free.
Does exporting Ammonium silicofluoride from India need a licence?
No export licence needed. Not on the SCOMET export-control list or the precursor export list.
Is Ammonium silicofluoride hazardous?
Dangerous: handle with proper protection. Poisonous, even in small amounts. Toxic if swallowed, in contact with skin or if inhaled. Toxic if swallowed.
Is Ammonium silicofluoride 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.