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P5188

Sigma-Aldrich

TWEEN® 80

for molecular biology, syrup

Synonym(s):

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

grade

for molecular biology

description

non-ionic

form

syrup

mol wt

average mol wt 1310

composition

Oleic acid, ≥58.0% (balance primarily linoleic, palmitic, and stearic acids)

CMC

0.012 mM

transition temp

cloud point 65 °C

density

1.06 g/mL at 25 °C

HLB

15

suitability

molecular biology tested

foreign activity

DNAse (Exonuclease Detection), NICKase (Endonuclease Detection), RNAse, none detected

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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General description

TWEEN 80 is a polyethylene sorbitol ester and has a molecular weight of 1.31 kDa. It is useful as a stabilizer and emulsifier commercially. It is known to be used in ice-cream for its drying property.

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)

>235.4 °F - closed cup

Flash Point(C)

> 113 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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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Fats in Food Technology (2014)
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Journal of biological physics, 43(4), 511-524 (2017-09-10)
DNA samples are commonly frozen for storage. However, freezing can compromise the integrity of DNA molecules. Considering the wide applications of DNA molecules in nanotechnology, changes to DNA integrity at the molecular level may cause undesirable outcomes. However, the effects
Yun Xia et al.
Cell, 175(4), 1059-1073 (2018-10-03)
Motivated by the clinical observation that interruption of the mevalonate pathway stimulates immune responses, we hypothesized that this pathway may function as a druggable target for vaccine adjuvant discovery. We found that lipophilic statin drugs and rationally designed bisphosphonates that
Qun Wang et al.
Brain research, 1285, 188-195 (2009-06-17)
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