MilliporeSigma
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412325

Sigma-Aldrich

Poly(ethylene glycol)-block-poly(propylene glycol)-block-poly(ethylene glycol)

average Mn ~8,400

Synonym(s):
Pluronic F-68 LF Pastille, PEG-PPG-PEG
CAS Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

vapor density

>1 (vs air)

vapor pressure

<0.3 mmHg ( 20 °C)

form

beads

mol wt

average Mn ~8,400

composition

PEG, 80 wt. %

surface tension

50 dyn/cm, 25 °C, 0.1 wt. % in H2O

viscosity

1,000 cP(77 °C, Brookfield)(lit.)

transition temp

cloud point >100 °C (1 wt. % aqueous solution)
Tm 52 °C

density

1.06 g/mL at 25 °C

HLB

>24.0

InChI

1S/C3H6O.C2H4O/c1-3-2-4-3;1-2-3-1/h3H,2H2,1H3;1-2H2

InChI key

RVGRUAULSDPKGF-UHFFFAOYSA-N

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Application

Hard and soft surface cleaners, defoamers in coatings and water treatment. Lubricant in metal working, anti-foaming aid and extender for linear and cross-linked polyesters and polyurethanes.

Packaging

250 g in poly bottle

Features and Benefits

Surface active material whose properties are dependent on the hydrophilic (EO)/hydrophobic (PO) ratio. High EO content gives better o/w stabilizers.

Physical form

Terminal primary dihydroxy-functional oligomer.

Legal Information

Pluronic is a registered trademark of BASF

Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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