Potassium Sulfate (CAS 7778-80-5): import duty, licences and trade rules in India
Potassium sulfate is an inorganic potassium salt and a potassium salt. For trade in India: OK to trade, but watch: exporting from India. Import duty is about 24.49% (tariff item 3104 30 00). DGFT policy: import Free, export Free (conditions).
Checked 2026-10-31 against official Indian and international lists. Sources are given under each answer.
Key facts
| CAS number | 7778-80-5 |
|---|---|
| Formula | K2O4S |
| Also called | Dipotassium sulfate, Potassium sulphate, Sulfuric acid dipotassium salt, Arcanum duplicatum |
| Tariff item (HS) | 3104 30 00 |
| Total import duty | about 24.49% |
| Anti-dumping duty (most producers) | None found |
| DGFT import policy | Free |
| DGFT export policy | Free (conditions) |
| SCOMET (export control) | Not listed |
| NDPS / precursor | Not listed |
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 3104 30 00: Free, so no import licence is needed under trade policy.
Exporting from IndiaCHECK
- Export policy (DGFT ITC(HS)) for tariff item 3104 30 00: Free, but with conditions. Export of All chemical fertilizers fortified with zinc or boron is Free wherein exports is permitted subject to:- (i). prior permission /no objection certificate (NOC) of the Department of fertilizers (DOF). (ii). production of Declaration /certificate as at (1) before customs at the time of export.
- Not on the SCOMET export-control 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).
- 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.
Import dutyOK
- About ₹24,490 duty on every ₹1,00,000 of import value (CIF).
- Made up of basic customs duty 5%, social welfare surcharge 0.5% and IGST 18%. IGST can usually be claimed back as input tax credit.
- Tariff item 3104 30 00: Potassium sulphate.
- IGST can be lower (5%) for some uses; the stated rate is the higher one.
SafetyCHECK
- Burns skin and eyes, eats into metal
- Causes serious eye damage
- 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.
US patentsCHECK
- The molecule is free, but some US formulations or uses are still protected.
- 8 generic companies already sell it in the US.
- Indian patents are not checked.
Questions about Potassium Sulfate
What is the import duty on Potassium Sulfate in India?
The total import duty on Potassium Sulfate is about 24.49% of the import value under tariff item 3104 30 00, including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.
Is there anti-dumping duty on Potassium Sulfate?
No anti-dumping duty on Potassium Sulfate was found in the Customs (ADD) notifications in force.
What is the HS code (tariff item) of Potassium Sulfate in India?
Potassium Sulfate falls under tariff item 3104 30 00 of the Customs Tariff of India.
Is Potassium Sulfate 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 Potassium Sulfate be imported freely into India?
Under DGFT's ITC(HS) import policy, Potassium Sulfate is Free.
Does exporting Potassium Sulfate from India need a licence?
Export allowed with conditions. Export policy (DGFT ITC(HS)) for tariff item 3104 30 00: Free, but with conditions. Export of All chemical fertilizers fortified with zinc or boron is Free wherein exports is permitted subject to:- (i). prior permission /no objection certificate (NOC) of the Department of fertilizers (DOF). (ii). production of Declaration /certificate as at (1) before customs at the time of export.
Is Potassium Sulfate hazardous?
Dangerous: handle with proper protection. Burns skin and eyes, eats into metal. Causes serious eye damage. Always read the supplier’s safety data sheet (SDS) before handling.
Is Potassium Sulfate 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
Guidance from official lists, not legal advice. Rules change; confirm with DGFT, customs or the regulator before you trade.