Polyethylene Glycol 2000 (PEG 2000)

Polyethylene glycol is used in the field of pharmaceuticals, cosmetics, paper, rubber and ceramics and in wood processing. It is also used in the manufacture of surfactants, dispersant resin and plastics. It acts as a dye carrier in paints and inks; soldering fluxes with good spreading property and as a softener and antistatic agent for textiles. It is also one of the main materials of ester type surface active agent.

CAS No:
25322-68-3

Molecular Formula:
(C₂H₄O)nH₂O

Molecular Weight:
~2000

Appearance:
White waxy powder or flakes

Solubility:
Soluble in water and organic solvents. Insoluble in aliphatic hydrocarbons.

Solubility:
600g/L

Hydroxyl Value:
51-63

Melting Range (lower value):
≥50°C

Melting Range (upper value):
≤55°C

Identity (IR):
Conforms

Density:
1.21g/cm3 (20°C)

Flash Point:
250°C

Ignition Temperature:

pH (100g/l, H₂O, 20°C):
4-7

Vapor Pressure:
<0.1hPa

Viscosity Kinematic:
46-55 mm2/s (20°C) (50% solution)

Bulk Density:
400-500kg/m3

Toxicological Information:
LD 50 oral LD50 Rat 28000 mg/kg
LD 50 dermal LD50 Rabbit > 20000 mg/kg

Safety Information according to GHS:
RTECS TQ4041000