Diethylene glycol
CAS №
111-46-6
ГОСТ
GOST 10136-77
Формула
HOCH2–CH2OCH2–CH2OH
Сорт
Grade A
Фасовка
235 kg
available
Description
Application
Diethylene glycol is used for aromatics extraction to remove water from natural gas, as a solvent for resins, oils, nitrocellulose, the reagent in the synthesis of certain organic compounds, the production of polyurethanes, in the textile industry for finishing and dyeing fabrics in the art, as a hydraulic brake fluid and for filling systems.
Safety requirements
Diethylene glycol is flammable or explosive substance, so storage and transport it requires compliance with the normal fire precautions.
Guaranteed shelf life
1 year from date of manufacture.
Physical and chemical properties
| Item | Norm for the grade | |
| A | B | |
| Density at 20 ºC, g/cm³ | 1.116–1.117 | |
| Chromaticity, Hazen units, not more than | 10 | 20 |
| Mass fraction of organic impurities, %, not more including ethylene, not more than |
0.4 0.15 |
1.8 1,0 |
| Mass fraction of diethylene glycol, %, not less than | 99,5 | 98,0 |
| Water content, %, max | 0.05 | 0.2 |
| Mass fraction of acids as acetic acid, %, max | 0.003 | 0.010 |
| Saponification number, mg KOH / mg, not more | 0.1 | 0.3 |
| Temperature limits of distillation at a pressure of 760 mm Hg Starting distillation, ºC, Low The end of the distillation, ºC, not higher |
244 249 |
241 250 |