PRODUCT DATA SHEET (TDS)
1. Product Identification
| Item | Details |
| Product Name | Triethylene Glycol (TEG) |
| Chemical Formula | C₆H₁₄O₄ |
| Molecular Weight | 150.17 g/mol |
| CAS No. | 112-27-6 |
| Appearance | Colorless transparent liquid, free of mechanical impurities |
2. Typical Specifications (Premium Grade, SH/T 1795-2015)
| Analysis Item | Unit | Premium Grade Specification | Typical Test Result |
| TEG Purity | % (w/w) | ≥ 99.0 | 99.56 |
| Color (Pt-Co) | Hazen | ≤ 25 | 21 |
| Density (20℃) | g/cm³ | 1.122 ~ 1.124 | 1.1234 |
| Water Content | % (w/w) | ≤ 0.10 | 0.0366 |
| Acidity (as Acetic Acid) | mg/kg | ≤ 50 | 9 |
| Ash Content | % (w/w) | ≤ 0.01 | 0.0002 |
3. Physical & Chemical Properties
| Item | Details |
| Melting Point | ~ -7.2 ℃ |
| Boiling Point | ~ 285 ℃ |
| Solubility | Miscible with water, alcohols, ketones, and most organic solvents |
| Density | ~ 1.123 g/cm³ (20 ℃) |
| Stability | Stable under normal conditions; hygroscopic |
4. Applications
- Primary raw material for natural gas dehydration and drying
- Used in the production of unsaturated polyester resins, plasticizers, and polyurethane elastomers
- Applied in the manufacturing of brake fluids, humectants, and textile finishing agents
5. Packaging
- Packaging Type: 220L steel drums, ISO tanks, or bulk liquid transport via tank truck/rail
- Handling Notes: Keep containers sealed; store in a dry, well-ventilated area away from heat sources
6. Storage
- Store in a cool, dry, and well-ventilated warehouse
- Protect from direct sunlight, moisture, and incompatible materials (strong acids, strong bases, oxidizers)
- Shelf Life: 24 months under proper storage conditions
7. Safety & Handling
- Hazard Classification: Mild irritant to skin, eyes, and respiratory tract; non-hazardous for transport
- Recommended PPE: Safety goggles, chemical-resistant gloves, and protective clothing
- Use in well-ventilated areas to avoid vapor accumulation
- For complete safety instructions, refer to the product SDS (Safety Data Sheet)
8. Test Methods
- Purity: SH/T 1796-2015 (GC)
- Color: GB 3143-1982 (Pt-Co scale)
- Density: GB/T 2013-2010 Method B
- Water Content: SH/T 1055-1991 (Karl Fischer Titration)
- Acidity: GB/T 14571.1-2016 (Titration)
- Ash Content: GB/T 7531-2008 (Gravimetric method)
