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8.07490

Sigma-Aldrich

Polyethylene glycol

4000, for synthesis

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Synonym(s):
Poly(ethylene glycol), Polyethylene glycol 4000, Polyglycol, Polyethylene oxide, Polyoxy ethylene, PEG 4000, PEG
Linear Formula:
H(OCH2CH2)nOH
CAS Number:
MDL number:
EC Index Number:
500-038-2

vapor pressure

<0.01 hPa ( 20 °C)

Quality Level

form

solid

autoignition temp.

>320 °C (DIN 51794)

potency

28000 mg/kg LD50, oral (Rat)
>20000 mg/kg LD50, skin (Rabbit)

pH

5-7 (20 °C, 100 g/L in H2O)

mp

53-58 °C

transition temp

flash point 270 °C

solubility

500 g/L

density

1.2 g/cm3 at 20 °C

bulk density

400‑500 kg/m3

storage temp.

2-30°C

SMILES string

C(CO)O

InChI

1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2

InChI key

LYCAIKOWRPUZTN-UHFFFAOYSA-N

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This Item
8.190158.210378.07483
vibrant-m

8.07490

Polyethylene glycol

vibrant-m

8.19015

Polyethylene glycol

vibrant-m

8.21037

Polyethylene glycol

vibrant-m

8.07483

Polyethylene glycol

solubility

500 g/L

solubility

-

solubility

600 g/L

solubility

soluble 70 g/L

density

1.2 g/cm3 at 20 °C

density

1.21 g/cm3 at 20 °C

density

1.21 g/cm3 at 20 °C

density

1.124 g/cm3 at 20 °C

form

solid

form

liquid

form

flakes

form

liquid

mp

53-58 °C

mp

55-58 °C

mp

49-52 °C

mp

-50 °C

storage temp.

2-30°C

storage temp.

2-30°C

storage temp.

no temp limit

storage temp.

no temp limit

Application

Polyethylene glycol 4000 for synthesis. CAS No. 25322-68-3, EC Number 500-038-2.

Analysis Note

Hydroxyl value: 25 - 32
Melting range (lower value): ≥ 58 °C
Melting range (upper value): ≤ 62 °C
Average molecular mass: 3500 - 4500
Identity (IR): passes test

Storage Class

10 - Combustible liquids

wgk_germany

WGK 1

flash_point_f

281.5 °F - closed cup

flash_point_c

138.6 °C - closed cup


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