Products Description
Diethanolamine (DEA) is one of the homologues of ethanolamine, appearing as a colourless to pale yellow, slightly viscous liquid. It is commonly employed as a cosmetics,surfactant and corrosion inhibitor, among other applications.

Basic information
- CAS No.:111-42-2
- Chemical formula:C4H11NO2
- EINECS No.: 203-868-0
- Molecular weight:105.136
- Another name:Bis(2-hydroxyethyl)amine; 2,2'-Iminodiethanol; Dihydroxyethyl amine
| Index | Content |
| Vapour pressure: | <0.98 atm ( 100 °C) |
| Density: | 1.097 g/mL at 25 °C(lit.) |
| Melting point: | 28 °C(lit.) |
| PH: | 11.0-12.0 (25ºC, 1M in H2O) |
| Acidity coefficient (pKa): | 8.88(at 25ºC) |
| Explosive limit: | 2.1-10.6%(V) |
| Refractive index: | n20/D 1.477(lit.) |
| Viscosity: | 351.9(30ºC) |
| Boiling point: | 268 °C |
| Flashing point: | 280 °F |
Specifications:
| Items of Analysis | Specification |
| Total Content (as diethanolamine) | ≥99.5 % |
| Monoethanolamine | ≤ 0.1 % |
| Triethanolamine | ≤ 0.1 % |
| Moisture | ≤ 0.2 % |
| Chromaticity (Amber-Cobalt) | ≤ 10 % |
Uses Of Diethanolamine In Cosmetics
- Emulsifiers and stabilisers: Diethanolamine is frequently employed as an emulsifier in cosmetics due to its excellent emulsifying properties, aiding in the blending of water and oil components to form stable, uniform emulsions. This is crucial for the production of skincare products such as lotions, creams, and eye creams.
- PH Adjusters: The pH level in cosmetics significantly impacts product stability and efficacy. Diethanolamine, being alkaline, can adjust the pH of cosmetic formulations to the optimal range, ensuring product stability and mildness.
- Thickening Agent: In certain cosmetic formulations, it also serves as a thickening agent, increasing product viscosity to enhance application feel.
- Skin Conditioning Agent: Whilst DEA itself possesses some skin irritancy, at appropriate concentrations it functions as a skin conditioning agent, aiding in improving skin hydration and suppleness.
Packaging & Delivery
- Packaging: Iron drums, IBC Drums, Flexitank, ISO TANK and bags etc.
- Delivery Time: 7-10 days after payment confirmation.
- Shipping Methods: By sea, air, or courier (FedEx, DHL, UPS, TNT).

Company Profile
Gneebio is an enterprise specializing in the research and development, production and sales of chemicals. Our factory was established in 2016 and is located in Henan Province, covering an area of 3,600 square meters. Our team consists of more than 200 people. Over the years, the entire team has continued to improve to meet the actual needs of customers and has now become one of the leading chemical product exporters in Henan Province, China.


FAQ
Q1: What are your main products?
Our products include solvents, antifreeze agents, preservatives, pigments, chemical intermediates, and more, widely used in agriculture, food hygiene, and other fields.
Q2: Do you provide free samples?
A: Certainly. We are always happy to provide free samples to new customers.
Q3: Are discounts available?
A: Different discounts apply for different quantities.
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