Diethanolamine (DEA 99% 85%, CAS 111-42-2) is a colourless viscous amino alcohol, available in 85% and 99% grades. It is an alkaline absorbent and surfactant intermediate, widely used in gas treatment, surfactants, cosmetics and chemical synthesis. TNJ Chemical is the leading manufacturer and exporter since 2001. We guarantee high quality, competitive price, stable supply, fast delivery and tech support etc. To inquire more, please contact sales@tnjchem.com
Product Information
Name: Diethanolamine
CAS No.: 111-42-2Molecular Formula: C₄H₁₁NO₂
Molecular Weight: 105.14
HS Code: 29221700
Chemphysical Properties
Appearance: Colourless or pale yellow viscous liquid
Odour: Mild ammonia-like odour
Boiling point: 268 ℃Melting point: 28 ℃
Density: 1.09 g/cm³
Solubility: Miscible with water and ethanolStability: Absorbs CO₂ from air; avoid strong acids and oxidants
Quality Specification
| Item | 85% Grade | 99% Grade |
|---|---|---|
| Assay (Diethanolamine) | 84.0–86.0 % | 99.0–100.5 % |
| Monoethanolamine | ≤1.0 % | ≤0.3 % |
| Triethanolamine | ≤3.0 % | ≤0.5 % |
| Water | 12–15 % | ≤0.2 % |
| Colour (APHA) | ≤50 | ≤30 |
Use & Application
Gas Sweetening: Absorbent for removing CO₂, H₂S from natural gas, refinery gas and biogas.
Surfactant Manufacturing: Raw material for fatty acid diethanolamides, foam boosters and thickeners used in detergents and cleaners.
Cosmetic & Personal Care: pH adjuster and emulsifier intermediate for shampoos, body washes and cleansing products.
Rubber & Polymer: Vulcanizing activator and additive for rubber latex.
Textile & Metalworking: Auxiliary agent for textile finishing, corrosion inhibitor and cutting fluid additive.
Organic Synthesis: Intermediate for fine chemical.
Packaging & Storage
210kg steel drum or IBC drums
Store in cool, dry, ventilated warehouse, sealed, separate from acids and oxidants.
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