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202347

Poly(propylene glycol)

average Mn ~2,700

Synonym(s):

PPG, Poly(propylene oxide)

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About This Item

Linear Formula:
H[OCH(CH3)CH2]nOH
CAS Number:
25322-69-4
NACRES:
NA.23
PubChem Substance ID:
24852057
UNSPSC Code:
12162002
MDL number:
MFCD00084446
Vapor pressure:
<0.01 mmHg ( 20 °C)
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vapor density

>1 (vs air)

Quality Segment

200

vapor pressure

<0.01 mmHg ( 20 °C)

description

functionality 1.8

mol wt

average Mn ~2,700

contains

130-190 ppm proprietary phenolic antioxidant

feature

hydrophobic

refractive index

n20/D 1.451

viscosity

630 cP(25 °C)(lit.)

hydroxyl value

37 mg KOH/g

solubility

H2O: <0.01 % (w/w) at 25 °C

density

1.004 g/mL at 25 °C

SMILES string

CC(O)CO

InChI

1S/C6H14O3/c1-5(8)4-9-6(2)3-7/h5-8H,3-4H2,1-2H3

InChI key

DUFKCOQISQKSAV-UHFFFAOYSA-N

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Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

445.0 °F - closed cup

flash_point_c

229.44 °C - closed cup

ppe

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