PRODUCT DATA SHEET (TDS)
1. Product Identification
| Item | Details |
| Product Name | Diethylene Glycol (DEG) |
| Chemical Formula | C₄H₁₀O₃ |
| Molecular Weight | 106.12 g/mol |
| CAS No. | 111-46-6 |
| Appearance | Colorless transparent liquid, free of mechanical impurities |
2. Typical Specifications (Type I, SH/T 1056-2022)
| Analysis Item | Unit | Standard Specification (Type I) | Typical Test Result |
| DEG Purity | % (w/w) | ≥ 99.6 | 99.99 |
| Monoethylene Glycol (MEG) | % (w/w) | ≤ 0.15 | < 0.0020 |
| Triethylene Glycol (TEG) | % (w/w) | ≤ 0.20 | < 0.0020 |
| Pt-Co Color | Hazen | ≤ 15 | 8 |
| Density (20℃) | g/cm³ | 1.1155 ~ 1.1176 | 1.1163 |
| Water Content | % (w/w) | ≤ 0.1 | 0.0036 |
| Initial Boiling Point | ℃ | ≥ 242 | 244.0 |
| Dry Point | ℃ | ≤ 250 | 245.9 |
| Iron (as Fe²⁺) | % (w/w) | ≤ 0.00005 | < 0.00001 |
| Acidity (as acetic acid) | % (w/w) | ≤ 0.01 | 0.0007 |
3. Physical & Chemical Properties
| Item | Details |
| Melting Point | ~ -10.5 ℃ |
| Boiling Point | ~ 245 ℃ |
| Solubility | Miscible with water, alcohols, ketones, and many organic solvents |
| Density | ~ 1.116 g/cm³ (20 ℃) |
| Stability | Stable under normal conditions; hygroscopic |
4. Applications
- Raw material for unsaturated polyester resins, polyurethane elastomers, and plasticizers
- Used in the production of antifreeze, solvents, and textile auxiliaries
- Applied in the manufacturing of brake fluids, humectants, and chemical intermediates
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/MEG/TEG: SH/T 1054-2022 (GC)
- Color: GB 3143-1982 (Pt-Co scale)
- Density: GB/T 4472-2011
- Water Content: GB/T 6283-2008 (Karl Fischer Titration)
- Boiling Range: SH/T 1053-1991
- Iron Content: GB/T 3049-2006 (AAS/ICP-OES)
- Acidity: GB/T 14571.1-2016 (Titration)
