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8.07488

Sigma-Aldrich

Polyethylene glycol

1000, for synthesis

Synonym(s):

Poly(ethylene glycol), Polyethylene glycol 1000, Polyglycol, Polyethylene oxide, Polyoxy ethylene, PEG 1000, PEG

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About This Item

Linear Formula:
H(OCH2CH2)nOH
CAS Number:
25322-68-3
MDL number:
MFCD00081839
UNSPSC Code:
13111021
EC Index Number:
500-038-2
NACRES:
NA.22

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vapor pressure

<0.1 hPa ( 20 °C)

Quality Level

200

form

liquid

autoignition temp.

420 °C

potency

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

pH

4-7 (20 °C, 100 g/L in H2O)

mp

33-40 °C

transition temp

flash point 260 °C

density

1.2 g/cm3 at 20 °C

storage temp.

2-30°C

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form

liquid

form

liquid

form

solid

form

solid

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

storage temp.

2-30°C

storage temp.

no temp limit

storage temp.

2-30°C

storage temp.

2-30°C

mp

33-40 °C

mp

58-63 °C

mp

43-49 °C

mp

58-63 °C

density

1.2 g/cm3 at 20 °C

density

1.2 g/cm3 at 20 °C

density

1.2 g/cm3 at 20 °C

density

1.2 g/cm3 at 20 °C

vapor pressure

<0.1 hPa ( 20 °C)

vapor pressure

<0.01 hPa ( 20 °C)

vapor pressure

<0.01 hPa ( 20 °C)

vapor pressure

<0.01 hPa ( 20 °C)

Application

Polyethylene glycol 1000 for synthesis. CAS 25322-68-3, pH 4 - 7 (100 g/l, H₂O, 20 °C).

Analysis Note

Melting range (lower value): ≥ 33 °C
Melting range (upper value): ≤ 40 °C
Hydroxyl value: 107 - 118
Average molecular mass: 950 - 1050
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

281.5 °F - closed cup

Flash Point(C)

138.6 °C - closed cup

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