3,3'-DiaminobenzidineCAS 91-95-2 · import duty, licences and trade rules in India
3,3'-diaminobenzidine is a member of the class of biphenyls that is benzidine in which one of the hydrogens ortho to each of the amino groups has been replaced by an amino group. For trade in India: OK to trade, but watch: global treaties & export markets; safety. Import duty is about 27.73% (tariff item 2921 59 (subheading)). EU CMR classification: Carc. 1B.
Checked 2026-11-12 against official Indian and international lists. Sources are given under each answer.
What 3,3'-Diaminobenzidine is, its uses, properties and related chemicals: 3,3'-Diaminobenzidine 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).
- 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.
- EU: harmonised classification as a carcinogen category 1B (CLP Annex VI, index 612-239-00-3). It may not be sold to the general public in the EU as such or in mixtures above the limit (REACH Annex XVII, entries 28-30), and its use at work must be minimised.
Import dutyOK
- About ₹27,730 duty on every ₹1,00,000 of import value (CIF).
- The EU customs inventory (ECICS) classifies it under CN 2921 59 90, so its HS subheading is 2921 59.
- India splits subheading 2921 59 into 5 lines: 2921 59 10 (Other › Benzidine); 2921 59 20 (Other › Benzidine dihydrochloride); 2921 59 30 (Other › 3, 3 dichlorobenzidine dihydrochloride sulphate); 2921 59 40 (Other › Diaminostilbene 2,2-disulphonic acid (Dasda)); 2921 59 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" (2921 59 90).
- Confirm the exact 8-digit line with your customs broker before you import.
SafetySTOP
- Can cause long-term health damage
- Suspected of causing genetic defects
- May cause cancer
- 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 | 91-95-2 |
|---|---|
| Formula | C12H14N4 |
| Also called | 3,3-DIAMINOBENZIDINE, 3,3',4,4'-Tetraaminobiphenyl, 3,3',4,4'-Biphenyltetramine, 3,3',4,4'-Tetraaminodiphenyl |
| Tariff item (HS) | 2921 59 (subheading) |
| Total import duty | about 27.73% |
| Anti-dumping duty (most producers) | None found |
| SCOMET (export control) | Not listed |
| NDPS / precursor | Not listed |
| EU CMR classification | Carc. 1B |
Questions about 3,3'-Diaminobenzidine
What is the import duty on 3,3'-Diaminobenzidine in India?
The total import duty on 3,3'-Diaminobenzidine is about 27.73% of the import value under tariff item 2921 59 (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'-Diaminobenzidine?
No anti-dumping duty on 3,3'-Diaminobenzidine was found in the Customs (ADD) notifications in force.
What is the HS code (tariff item) of 3,3'-Diaminobenzidine in India?
3,3'-Diaminobenzidine falls under HS subheading 2921 59, 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'-Diaminobenzidine 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'-Diaminobenzidine from India need a licence?
No export licence needed. Not on the SCOMET export-control list or the precursor export list.
Is 3,3'-Diaminobenzidine hazardous?
Very hazardous: strict controls needed. Can cause long-term health damage. Suspected of causing genetic defects. May cause cancer.
Is 3,3'-Diaminobenzidine regulated under global treaties or in the EU and US?
EU: classified carcinogen, mutagen or reproductive toxicant. 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.