Diethylene Glycol (DEG)
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Description
Name: Diethylene Glycol (DEG)
CAS No: 111-46-6
EC No: 203-872-2
Molecular Formula: C₄H₁₀O₃
Molecular Weight: 106.12
| Purity (GC) | ≥99.5% | 99.72% | Gas Chromatography (FID) |
| Water Content | ≤0.1% | 0.03% | Karl Fischer Titration |
| Density (25°C) | 1.115-1.118 g/cm³ | 1.116 g/cm³ | Pycnometer Method |
| Refractive Index (20°C) | 1.446-1.448 | 1.447 | Refractometer |
| Boiling Point (760 mmHg) | 244-246°C | 245.2°C | Distillation Method |
| Melting Point | -10°C to -8°C | -9.1°C | Melting Point Apparatus |
| Acid Value | ≤0.01 mg KOH/g | 0.005 mg KOH/g | Potentiometric Titration |
| Flash Point (Closed Cup) | ≥124°C | 126°C | Flash Point Tester (ASTM D93) |
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