Triethanolamine (TEA)
| Formula: | C₆H₁₅NO₃ |
| CAS Number: | 102-71-6 |
| EC Number (EINECS): | 203-049-8 |
| HS Code: | 29221500 |
| UN Number: | Not classified as dangerous goods under UN transport regulations |
| IUPAC Name: | 2,2′,2′′-Nitrilotriethanol |
| Also Known As: | TEA; Trolamine; Trihydroxytriethylamine |
| Molecular Weight, g/mol: | 149.19 |
Typical Specifications
| Appearance: | Colorless to pale yellow viscous liquid |
| Odor: | Slight, ammonia-like |
| Melting Point, °C: | 20.5 |
| Boiling Point, °C: | 335 |
| Density, g/cm³ (at 20°C): | 1.125 |
| Flash Point, °C: | 179 (closed cup) |
| Solubility: | Miscible with water, alcohols |
| pH (1% solution): | ~10.5 |
| Vapor Pressure (at 20°C): | <0.01 mmHg |
| Purity, %: | ≥99 |
| Grades Available: | Industrial, Cosmetic/Pharma Grade |
| Packaging: | 230kg drums, 1000kg IBCs, bulk ISO tanks |
Applications / Uses
Primary Applications
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Emulsifier and surfactant in cosmetics, creams, and lotions
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pH adjuster and neutralizing agent in formulations
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Corrosion inhibitor in metalworking fluids
Secondary Applications
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Intermediate in textile lubricants and cutting fluids
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Used in detergents, shampoos, and soaps
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Cement grinding aid and additive in construction chemicals
End Industries Served: Cosmetics & Personal Care, Pharmaceuticals, Textiles, Detergents & Cleaners, Metalworking, Construction
Safety & Handling Information
Hazard Class (GHS): Skin Irritant (Category 2), Eye Irritant (Category 2A)
Hazard Statements (H-Codes):
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H315: Causes skin irritation
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H319: Causes serious eye irritation
Precautionary Statements (P-Codes):
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P280: Wear protective gloves/eye protection
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P264: Wash thoroughly after handling
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P305 + P351 + P338: IF IN EYES – rinse cautiously with water for several minutes
Storage Conditions
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Store in cool, dry, well-ventilated area
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Keep container tightly closed
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Protect from direct sunlight and moisture
Transport Information
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ADR/RID: Not classified as dangerous goods
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IMDG: Not classified as dangerous goods
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IATA: Not classified as dangerous goods