OsmiumCAS 7440-04-2 · import duty, licences and trade rules in India
Osmium(3+) is an osmium cation and a monoatomic trication. For trade in India: No ban or licence needed. Normal trade rules apply; handle as its safety advice says. Import duty is about 30.98% (tariff item 2843 (estimate)).
Checked 2026-11-12 against official Indian and international lists. Sources are given under each answer.
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 marketsOK
- Not listed by the Stockholm Convention (persistent pollutants), the Rotterdam Convention (prior consent before export) or the Montreal Protocol (ozone layer).
- No EU REACH registration found: an EU importer (or your only representative) must register it before importing a tonne or more a year. Medicines and pesticide actives follow their own EU rules.
- 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.
Import dutyOK
- About ₹30,980 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: 2843, precious-metal compounds (compound of osmium).
- All lines under heading 2843 pay basic customs duty 10%; with social welfare surcharge and IGST 18% that makes about 30.98%.
- No 8-digit line under heading 2843 names it, so it falls under one of its "Other" lines: 2843 10 90 (Colloidal precious metals › Other); 2843 29 00 (Silver compounds › Other); 2843 90 19 (Other compounds › Other). The other 7 lines are for named chemicals; which "Other" line applies depends on the exact structure.
- Confirm the exact 8-digit code with your customs broker before you import.
SafetyCHECK
- Catches fire easily
- Burns skin and eyes, eats into metal
- Irritates skin, eyes or breathing
- Flammable solid
- Causes skin irritation
- Causes serious eye damage
- May cause respiratory irritation
- May cause long lasting harmful effects to aquatic life
- 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 | 7440-04-2 |
|---|---|
| Formula | Os |
| Also called | Metallic osmium, Osmium, elemental, OS, OSMIUM METALLICUM |
| Tariff item (HS) | 2843 (estimate) |
| Total import duty | about 30.98% |
| Anti-dumping duty (most producers) | None found |
| SCOMET (export control) | Not listed |
| NDPS / precursor | Not listed |
Questions about Osmium
What is the import duty on Osmium in India?
The total import duty on Osmium is about 30.98% of the import value under tariff item 2843 (estimate), including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.
Is there anti-dumping duty on Osmium?
No anti-dumping duty on Osmium was found in the Customs (ADD) notifications in force.
What is the HS code (tariff item) of Osmium in India?
Osmium falls under tariff item 2843 (estimate) of the Customs Tariff of India.
Is Osmium 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 Osmium from India need a licence?
No export licence needed. Not on the SCOMET export-control list or the precursor export list.
Is Osmium hazardous?
Dangerous: handle with proper protection. Catches fire easily. Burns skin and eyes, eats into metal. Irritates skin, eyes or breathing.
Is Osmium 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). No EU REACH registration found: an EU importer (or your only representative) must register it before importing a tonne or more a year. Medicines and pesticide actives follow their own EU rules.
Related chemicals
Guidance from official lists, not legal advice. Rules change; confirm with DGFT, customs or the regulator before you trade.