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Sigma-Aldrich

Kollisolv® PEG E 300

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Synonym(s):
Poly(ethylene glycol), Lutrol E 300, Macrogol 300, Polyethylene glycol 300, PEG
Linear Formula:
H(OCH2CH2)nOH
CAS Number:
25322-68-3
MDL number:
MFCD00081839
UNSPSC Code:
12352104
NACRES:
NA.25

form

liquid

Quality Level

100

mol wt

average Mw 285-315 g/mol (from OH-value (56100*2)/OHZ)

impurities

reducing substances, complies
≤0.1% sulfated ash
≤0.25% ethylene glycol and diethylene glycol (sum)
≤1 ppm ethylene oxide
≤1 ppm lead (verified on random samples only)
≤1.0% water
≤10 ppm dioxan
≤15 ppm formaldehyde
≤5 ppm heavy metals (verified on random samples only)
0.5 g acetic acid (per 100 g)
620 ppm ethylene oxide

pH

4.5-7.0 (50 g/L)

viscosity

80-105 mPa.s(20 °C) (5.4-6.4 CS (98.9°C))

hydroxyl value

340‑394 mg KOH/g

solubility

H2O: 10%, clear, colorless

suitability

complies for acidity or alkalinity

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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Application

Kollisolv polyethylene glycols are used as thickening agents and gel binders in the pharmaceutical industry.
This research grade product is intended for use in R&D and development only.

Other Notes

The PEG E grades of Kollisolv are polyethylene glycols (macrogols) of different molecular weights.

Legal Information

Kollisolv is a registered trademark of BASF

wgk_germany

WGK 1

flash_point_f

closed cup

flash_point_c

closed cup

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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