Calcium 3-hydroxy-3-methyl-butyrateCAS 135236-72-5 · 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 2918 19 (subheading)).
Checked 2026-11-12 against official Indian and international lists. Sources are given under each answer.
What Calcium 3-hydroxy-3-methyl-butyrate is, its uses, properties and related chemicals: Calcium 3-hydroxy-3-methyl-butyrate 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.
- 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 2918 19 98, so its HS subheading is 2918 19.
- India splits subheading 2918 19 into 4 lines: 2918 19 10 (Other › Benzeneacetic acid, alpha-hydroxy-alpha-phenyl-); 2918 19 20 (Other › Cholic acid); 2918 19 30 (Other › Ricinoleic acid); 2918 19 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" (2918 19 90).
- Confirm the exact 8-digit line with your customs broker before you import.
SafetyCHECK
- Irritates skin, eyes or breathing
- Causes skin irritation
- Causes serious eye irritation
- May cause respiratory irritation
- 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 | 135236-72-5 |
|---|---|
| Formula | C10H18CaO6 |
| Also called | Calcium 3-hydroxy-3-methyl-butyrate, Butanoic acid, 3-hydroxy-3-methyl-, calcium salt (2:1), calcium hydroxymethylbutyrate, Calcium beta-hydroxy beta-methylbutyrate [WHO-DD] |
| Tariff item (HS) | 2918 19 (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 Calcium 3-hydroxy-3-methyl-butyrate
What is the import duty on Calcium 3-hydroxy-3-methyl-butyrate in India?
The total import duty on Calcium 3-hydroxy-3-methyl-butyrate is about 27.73% of the import value under tariff item 2918 19 (subheading), including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.
Is there anti-dumping duty on Calcium 3-hydroxy-3-methyl-butyrate?
No anti-dumping duty on Calcium 3-hydroxy-3-methyl-butyrate was found in the Customs (ADD) notifications in force.
What is the HS code (tariff item) of Calcium 3-hydroxy-3-methyl-butyrate in India?
Calcium 3-hydroxy-3-methyl-butyrate falls under HS subheading 2918 19, 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 Calcium 3-hydroxy-3-methyl-butyrate 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 Calcium 3-hydroxy-3-methyl-butyrate from India need a licence?
No export licence needed. Not on the SCOMET export-control list or the precursor export list.
Is Calcium 3-hydroxy-3-methyl-butyrate hazardous?
Hazardous: take normal precautions. Irritates skin, eyes or breathing. Causes skin irritation. Causes serious eye irritation.
Is Calcium 3-hydroxy-3-methyl-butyrate 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.