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655206

Tween® 20 Solution

10% in H₂O, PROTEIN GRADE®

Synonym(s):

TWEEN® 20, Polyoxyethylene (20) sorbitan monolaurate, Polysorbate 20, PEG(20)sorbitan monolaurate, Polyethylene glycol sorbitan monolaurate, Polyoxyethylenesorbitan monolaurate

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About This Item

CAS Number:
9005-64-5
UNSPSC Code:
12161902
NACRES:
NA.25
MDL number:
MFCD00165986
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Product Name

TWEEN® 20, PROTEIN GRADE® Detergent, 10% Solution, Sterile-Filtered, Non-ionic detergent used for immunoprecipitation and for the solubilization of membrane-bound proteins. Conductivity:50 µS/cm.

Quality Segment

100

description

RTECS - TR7400000

form

liquid

mol wt

~1228

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze

impurities

<200 μM Aldehyde, <200 μM peroxide

refractive index

n20/D 1.468 (lit.)

CMC

59 μM (HLB number 16.7)

density

1.095 g/mL at 25 °C (lit.)

application(s)

(ELISA and immunoassays)

shipped in

ambient

storage temp.

2-8°C

SMILES string

CCCCCCCCCCCC(=O)OCCOCC(C1C(C(CO1)OCCO)OCCO)OCCO

InChI

1S/C26H50O10/c1-2-3-4-5-6-7-8-9-10-11-24(30)34-19-18-31-20-22(32-15-12-27)26-25(35-17-14-29)23(21-36-26)33-16-13-28/h22-23,25-29H,2-21H2,1H3

InChI key

HMFKFHLTUCJZJO-UHFFFAOYSA-N

General description

Conductivity: <50 µS/cm.
Non-ionic detergent used for immunoprecipitation and for the solubilization of membrane-bound proteins (conductivity: <50 µS/cm; CMC: 59 µM; HLB number: 16.7).

Application

Non-ionic detergent

Packaging

Packaged under inert gas

Physical form

10% aqueous solution.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
PROTEIN GRADE is a registered trademark of Merck KGaA, Darmstadt, Germany
TWEEN is a registered trademark of Croda International PLC

Disclaimer

Toxicity: Standard Handling (A)

Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

527.0 °F - Pensky-Martens closed cup

flash_point_c

275 °C - Pensky-Martens 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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