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P6349

Sigma-Aldrich

TWEEN® 80

viscous liquid, Low-peroxide

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Synonym(s):
POE (20) sorbitan monooleate, Polyethylene glycol sorbitan monooleate, Polyoxyethylenesorbitan monooleate, Polysorbate 80
CAS Number:
MDL number:
NACRES:
NA.21

Quality Level

description

non-ionic

form

viscous liquid

mol wt

average mol wt ~1310

contains

BHT as antioxidant

composition

Oleic acid, ~70% (balance primarily linoleic, palmitic, and stearic acids)

impurities

≤0.5 μmol/g Peroxides
≤1.0 μmol/g Carbonyls
≤3.0% water

density

1.07 g/cm3 at 25 °C (lit.)

storage temp.

2-8°C

InChI

1S/C32H60O10/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-30(36)40-25-24-37-27-29(39-22-19-34)32-28(38-21-18-33)26-31(42-32)41-23-20-35/h9-10,28-29,31-35H,2-8,11-27H2,1H3/b10-9+

InChI key

RGPBUVUVZKQNHD-MDZDMXLPSA-N

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Premium Grade
form

viscous liquid

form

viscous liquid

form

viscous liquid

form

viscous liquid

mol wt

average mol wt ~1310

mol wt

micellar avg mol wt 79,000, average mol wt 1310

mol wt

micellar avg mol wt 79,000, average mol wt 1310

mol wt

micellar avg mol wt 79,000, average mol wt 1310

impurities

≤0.5 μmol/g Peroxides, ≤1.0 μmol/g Carbonyls, ≤3.0% water

impurities

≤0.5 μmol/g Peroxides, ≤1.0 μmol/g Carbonyls, ≤3.0% water

impurities

-

impurities

≤0.025% Phosphorus (P)

density

1.07 g/cm3 at 25 °C (lit.)

density

1.06 g/mL at 25 °C

density

1.06 g/mL at 25 °C

density

1.06 g/mL at 25 °C

storage temp.

2-8°C

storage temp.

−20°C

storage temp.

-

storage temp.

-

Application

Non-ionic detergent used for selective protein extraction and isolation of nuclei from mammalian cell lines.

Legal Information

TWEEN is a registered trademark of Croda International PLC

Storage Class Code

10 - 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

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TWEEN® 80 (Polysorbate) EMPROVE® ESSENTIAL, Ph. Eur., JP, NF

SAFC

8.17061

TWEEN® 80 (Polysorbate)

TWEEN® 80 PROTEIN GRADE Detergent, 10% Solution, Sterile-Filtered. Non-ionic detergent used for immunoprecipitation and for the solubilization of membrane-bound proteins. Supplied as a 10% (W/W) solution of PROTEIN GRADE TWEEN 80 detergent. Conductivity:≤50 µmhos.

Millipore

655207

TWEEN® 80

Polysorbate 80 United States Pharmacopeia (USP) Reference Standard

USP

1547969

Polysorbate 80

TWEEN® 20 Low-peroxide; Low-carbonyls

Sigma-Aldrich

P6585

TWEEN® 20

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