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Molekula

Molekula

Triethylamine for HPLC

SKU 90035105 CAS 121-44-8 (C2H5)3N MW 101.19 In stock (5+ packs) — same-day dispatch Bulk quantities on request

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

Triethylamine for HPLC is a tertiary amine widely used as a mobile phase modifier in high-performance liquid chromatography to improve peak symmetry and separation efficiency. It acts as a basic additive to adjust pH and enhance the solubility of acidic compounds. This reagent has a CAS number of 121-44-8, with the molecular formula (C2H5)3N and a molecular weight of 101.19. It is stored at ambient conditions but carries a "Danger" signal word due to its corrosive and flammable properties. Molekula supplies Triethylamine for HPLC from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Expect a response within hours Speak to a chemist: +44 (0) 3302 000333

Example image for illustration only. Other packaging and pack sizes are available.

Pricing & pack sizes

Pack sizes & pricing

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.

  • 250 mL — £99.00 per pack ex VAT · £118.80 inc. VAT

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Specifications

Property Value
Appearance Clear colourless mobile liquid
Water ≤0.05%
Assay (GC) ≥99.5%
Absorbance (254nm 0.1M aq solution) ≤0.125%
Residue on Evaporation ≤100ppm
Iron (Fe) ≤0.2ppm
Lead (Pb) ≤0.02ppm

Storage & handling

Property Value
Storage Temperature Ambient
Flash Point -11 °C
Transport Class 3 (8)
Packing Group II
Acidity Base

Identification

Property Value
SKU 90035105
CAS Number 121-44-8
Molecular Formula (C2H5)3N
Molecular Weight 101.19
SMILES CCN(CC)CC
UN Number UN1296
REACH Code Y110
TSCA Listed Yes
HTS Code 2921191100
Tariff Code 2921199990

Safety & GHS

Danger
  • GHS pictogram — Flammable Flammable GHS02
  • GHS pictogram — Corrosive Corrosive GHS05
  • GHS pictogram — Toxic Toxic GHS06

Hazard statements

  • H225 Highly flammable liquid and vapour
  • H301 Toxic if swallowed
  • H311 Toxic in contact with skin
  • H314 (sub cat. 1A) Causes severe skin burns and eye damage
  • H331 Toxic if inhaled
  • H335 May cause respiratory irritation

Precautionary statements

  • P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
  • P260 Do not breathe dust/fume/gas/mist/vapours/spray
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
  • P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
  • P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

Documents

Safety Data Sheets (SDS)

Available in English, French, German, Italian, 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

No alternate names recorded for this product.

Frequently asked questions

What is Triethylamine for HPLC primarily used for?

Triethylamine for HPLC is used as a basic modifier in mobile phases to improve peak symmetry, suppress tailing, and enhance the separation of basic compounds in reversed-phase and ion-pairing chromatography.

What is the chemical formula and molecular weight of Triethylamine for HPLC?

The chemical formula is **(C₂H₅)₃N** and the molecular weight is **101.19 g/mol**.

How should Triethylamine for HPLC be stored?

Store in a tightly sealed container at **ambient temperature**, away from moisture, oxidizing agents, and strong acids.

What grade of Triethylamine for HPLC does Molekula supply?

Molekula supplies **HPLC-grade Triethylamine**, meeting purity standards for chromatographic applications (typically ≥99.5% purity).

Can Molekula supply Triethylamine for HPLC in bulk quantities?

Yes, Molekula can supply Triethylamine for HPLC in **bulk quantities**, with packaging options tailored to your requirements (e.g., drums, carboys, or custom containers).

What documentation comes with an order of Triethylamine for HPLC?

Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a **batch-specific quality report** confirming HPLC-grade purity and compliance with specifications.

Ready to order or need a custom pack?

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