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P6474

Sigma-Aldrich

TWEEN® 80

viscous liquid, Preservative Free, Low-peroxide; Low-carbonyls

Synonym(s):

Tween® 80KR, POE (20) sorbitan monooleate, Polyethylene glycol sorbitan monooleate, Polyoxyethylenesorbitan monooleate, Polysorbate 80

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About This Item

CAS Number:
9005-65-6
MDL number:
MFCD00082107
UNSPSC Code:
12161900
NACRES:
NA.21

Quality Level

300

description

non-ionic

form

viscous liquid

mol wt

micellar avg mol wt 79,000
average mol wt 1310

composition

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

aggregation number

60

impurities

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

CMC

0.012 mM (20-25°C)

transition temp

cloud point 65 °C

density

1.06 g/mL at 25 °C

HLB

15

storage temp.

−20°C

SMILES string

CCCCCCCC/C=C/CCCCCCCC(=O)OCCOCC(C1C(CC(O1)OCCO)OCCO)OCCO

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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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

10 - Combustible liquids

wgk_germany

WGK 1

flash_point_f

>235.4 °F - closed cup

flash_point_c

> 113 °C - closed cup

ppe

Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
SLCM1268
SLBR5167V
SLBR4164V
SLBF8247V
SLBF5908V

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