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TWEEN® 20

ROCHE/11332465001 - non-ionic, aqueous solution, 10% (w/v)

Synonym: TWEEN 20; Tween; Tween 20

Product Type: Chemical

Catalog Number PKG Qty. Price Quantity
45-11332465001 10 mL
$126.00
1/EA
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absorption = 0.025 at 254 nm at 0.05 % (w/v)
CMC ~0.06 mM
description Formula: C58H114O26, for n = 20
form solution
manufacturer/tradename Roche
mol wt Mr 1228 (for n= 20)
packaging pkg of 5 × 10 mL
shipped in wet ice
storage temp. 2-8°C
technique(s) cell culture | plant: suitable
  microbiological culture: suitable
Application: Tween 20 is used for:
• solubilizing membrane proteins during isolation of membrane-protein complexes.
• a subsequent protein detection by UV light absorption, due to its low UV absorbance.
• ELISA (enzyme-linked immunosorbent assay) and immunoblots.
General description: Tween 20, also referred to as poly(oxyethylene)n-sorbitan-monolaurate, is a non-ionic surfactant. It is mainly used in membrane research.
Legal Information: TWEEN is a registered trademark of Croda International PLC
Other Notes: For life science research only. Not for use in diagnostic procedures.
Physical form: 10% (w/v) aqueous solution under nitrogen, supplied in injection glass bottles.
Preparation Note: Working concentration: >10 mg/mg membrane lipid
Quality: Purity: <2 ppm peroxide content (as H2O2), <200 μM carbonyls, <100 μS conductivity. Specially purified for membrane research.
RIDADR NONH for all modes of transport
WGK Germany WGK 1
Flash Point(F) No data available
Flash Point(C) No data available
Storage Temp. 2-8°C
UNSPSC 12352200

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