ThidiazuronCAS 51707-55-2 · import duty, licences and trade rules in India
Thidiazuron is a member of ureas. For trade in India: OK to trade, but watch: global treaties & export markets; food residue limits. Import duty is about 27.73% (tariff item 2934 99 (subheading)).
Checked 2026-11-12 against official Indian and international lists. Sources are given under each answer.
What Thidiazuron is, its uses, properties and related chemicals: Thidiazuron 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.
- Not approved as a pesticide in the EU: food sent there must carry almost none of it.
- 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).
- 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.
- Not on the US TSCA Inventory: EPA needs a premanufacture notice before it can be imported, unless it is a pesticide, drug or food additive, which TSCA does not cover.
Import dutyOK
- About ₹27,730 duty on every ₹1,00,000 of import value (CIF).
- The EU customs inventory (ECICS) classifies it under CN 2934 99 90, so its HS subheading is 2934 99.
- India splits subheading 2934 99 into 4 lines: 2934 99 10 (Other › Chloro thiophene-2-carboxylic acid); 2934 99 20 (Other › Morpholine); 2934 99 30 (Other › Buprofezin (ISO)); 2934 99 90 (Other › Other).
- 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" (2934 99 90).
- Confirm the exact 8-digit line with your customs broker before you import.
SafetyCHECK
- Irritates skin, eyes or breathing
- Harmful to fish and water life
- Harmful in contact with skin or if inhaled
- Harmful in contact with skin
- Causes skin irritation
- Causes serious eye irritation
- Harmful if inhaled
- Always read the supplier’s safety data sheet (SDS) before handling.
Food residue limitsCHECK
- India (FSSAI) has no specific limit, so the default 0.01 mg/kg applies to food.
- EU: not approved; most EU food limits are at the detection limit.
Price and suppliersNO DATA
- Post a requirement and we will find suppliers for you.
Key facts
| CAS number | 51707-55-2 |
|---|---|
| Formula | C9H8N4OS |
| Also called | 1-Phenyl-3-(1,2,3-thiadiazol-5-yl)urea, Defolit, Dropp, 1-phenyl-3-(thiadiazol-5-yl)urea |
| Tariff item (HS) | 2934 99 (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 Thidiazuron
What is the import duty on Thidiazuron in India?
The total import duty on Thidiazuron is about 27.73% of the import value under tariff item 2934 99 (subheading), including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.
Is there anti-dumping duty on Thidiazuron?
No anti-dumping duty on Thidiazuron was found in the Customs (ADD) notifications in force.
What is the HS code (tariff item) of Thidiazuron in India?
Thidiazuron falls under HS subheading 2934 99, 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 Thidiazuron 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 Thidiazuron from India need a licence?
No export licence needed. Not on the SCOMET export-control list or the precursor export list.
Is Thidiazuron hazardous?
Hazardous: take normal precautions. Irritates skin, eyes or breathing. Harmful to fish and water life. Harmful in contact with skin or if inhaled.
Is Thidiazuron regulated under global treaties or in the EU and US?
US: new chemical under TSCA. 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.