Molekula
Triethanolamine
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Triethanolamine is a colorless, viscous liquid used as a pH adjuster, emulsifier, and surfactant in cosmetics, pharmaceuticals, and industrial formulations. It is stable at ambient temperatures and has no signal word. CAS: 102-71-6, Molecular formula: (HOCH2CH2)3N, Molecular weight: 149.19.
Molekula supplies Triethanolamine at ≥ 99.0% purity (GC) in 500 g packs, from £37.08 inc. VAT. It is in stock for same-day dispatch. Every batch ships with a certificate of analysis, and safety data sheets are available in 6 languages. Larger quantities, up to multi-tonne, are quoted on request.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
In stock — same-day dispatch
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
-
500 g — £30.90 per pack ex VAT · £37.08 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Clear colourless to light yellow viscous liquid |
| Refractive Index | 1.484 - 1.486 |
| Assay (GC) | ≥ 99.0% |
| Identification (IR) | Conforms to structure |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 179 °C |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Viscous liquid |
| Odour | Slight ammonical odor |
| Melting Point | 21.5 °C |
| Boiling Point | 350 °C |
| Density | 1.1 (relative, water = 1) |
| Water Solubility | 1000 g/L (miscible) at 25 °C |
| Solubility (other solvents) | Soluble in chloroform |
| Vapour Pressure | 3.59 × 10⁻⁶ mmHg at 25 °C (Extrapolated) |
| Refractive Index | 1.4852 |
| pKa | pKa = 7.76 |
| log P (octanol/water) | -1 |
Source: PubChem CID 7618 (HSDB, ICSC, DrugBank)
Identification
| Property | Value |
|---|---|
| SKU | 50292003 |
| CAS Number | 102-71-6 |
| IUPAC Name | 2-[bis(2-hydroxyethyl)amino]ethanol |
| EC Number | 203-049-8 |
| Molecular Formula | (HOCH2CH2)3N |
| Molecular Weight | 149.19 |
| Exact Mass | 149.1052 |
| SMILES | C(CO)N(CCO)CCO |
| InChIKey | GSEJCLTVZPLZKY-UHFFFAOYSA-N |
| InChI | InChI=1S/C6H15NO3/c8-4-1-7(2-5-9)3-6-10/h8-10H,1-6H2 |
| PubChem CID | 7618 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2922.15.0000 |
| Tariff Code | 2922150000 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- 2,2',2''-Nitrilotriethanol
- Daltogen
- Nitrilotriethanol
- Sterolamide
- Sting-Kill
- Thiofaco T-35
- Triethylolamine
- Trihydroxytriethylamine
- Tris(2-hydroxyethyl)amine
- Trolamine
Frequently asked questions
What is triethanolamine used for?
Triethanolamine is commonly used as a surfactant, emulsifier, and pH adjuster in cosmetics, pharmaceuticals, and industrial cleaning formulations.
What is the chemical formula and molecular weight of triethanolamine?
The formula is (HOCH2CH2)3N and the molecular weight is 149.19 g/mol.
How should triethanolamine be stored?
It should be stored at ambient temperature, away from moisture and incompatible materials.
What grade of triethanolamine does Molekula supply?
Molekula supplies triethanolamine with an assay (GC) of ≥ 99.0%, a refractive index of 1.484 - 1.486 and IR identification conforming to structure; custom grades are available upon request.
Can Molekula supply triethanolamine in bulk?
Yes, Molekula can supply triethanolamine in bulk quantities; please contact us for pricing and availability.
What documentation comes with a triethanolamine order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation is available upon request.
Where can I buy Triethanolamine?
Directly from Molekula, which lists Triethanolamine in 500 g packs from £37.08 inc. VAT, with a certificate of analysis for every batch. Larger quantities are quoted on request. Molekula's offices: United Kingdom, France, Spain, Germany, Italy, United States and China.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.