Monoethylene glycol
Monoethylene glycol
International name: MEG
Synonym: monoethylene glycol, MEG, glycol, 1,2-dihydroxy, 1,2-ethanediol
CAS No: 107-21-1
Qualifications: Imp.
Appearance: Clear liquid. Oily, viscous, bottoms residue solidifies on cooling. Odorless.
Storage: outdoors under a canopy or enclosed areas, away from heat and open flame.
Specification
Monoethylene glycol
| Index | Specification | |
|---|---|---|
| Мин. | Макс. | |
| Appearance | transparent | |
| Content of the basic substance,% | 99,8 | |
| Density at 20o С,г/мг | 1,114 | 1,116 |
| Distillation range | ||
| beginning, oС | 193,0 | |
| ending, oС | 204,0 | |
| Moisture content, % | 0,2 | |
| Acidity, % | 0,005 | |
| Color, Hazen | 10 | |
| Diethylene glycol content,% | 0,2 | |
| Metal content% | 0,001 | |
Application
- in the manufacture of antifreeze (coolant)
- as an ingredient of deicing compositions used in the aviation
- included in the hydraulic fluids and quenching
- for the production of polyethylene terephthalate (PET)
- as an intermediate in the preparation of 1,4-dioxane, diethylene glycol and other oligomers of ethylene glycol
- as a drying agent for gases
- for the production of alkyd resins and polyurethane