Identification
C2H6O2
M = 62,07 g/mol
CAS [107-21-1]
EC number: 203-473-3
Taric code: 2905 31 00
Synonyms
1,2-Ethanediol, Glycol
Applications
analytical chemistry, solvents (in biochemistry), synthesis of organic products.
Specifications
assay (G.C.)………………….. min. 99,5 %
identity (IR-spectrum)……………….. passes test
density (20º/20º)………. 1,113 – 1,115
refractive index n20/D……………………. 1,431 – 1,433
colour (Hazen)………………….. max. 10
acidity…………………………… passes test
chlorides (Cl)………… max. 0,00002 %
iron (Fe)……………………. max. 0,5 ppm
formaldehyde………….. max. 0,005 %
substances reducing KMnO4…………………………. passes test
substances darkened by H2SO4…………………………… passes test
residue on ignition……………………… max. 0,005 %
water (K.F.)…………………… max. 0,1 %
Packaging
- 2.5 L
Physical data
- Density: 1,11 g/cm3
- Solub. in water: (20 ºC): 1000 g/l miscible
- Melting point: -13 ºC
- Boiling point: (1013 hPa) 197 ºC
- Flash point: 111 ºC
- Ignition temperature: 410 ºC
- Vapour pressure: (20ºC) 0,053 hPa
- Viscosity: (20 ºC) 21 mPas
- Dielectric const.: (25 ºC) 37,7
- Saturation conc.: (20 ºC) 0,15 g/m3
- Expl. limit (upper): 12,8 Vol%
- Expl. limit (lower): 1,8 Vol%
- Hygroscopic