Tween-20 is a popular nonionic detergent that can be used for reducing unspecific interactions in ELISA assays. Tween-20 is offered as 10% solutions with low viscosity for convenient pipetting, tested free of peroxides and of highest quality and purity.

Please contact us if you are interested in bulk amounts or alternative compounds or reagents.


Please note that Tween-80 is no longer available.



Cube Ultrapure Detergents

Polyethylene glycol sorbitan monolaurate, Polyoxyethylenesorbitan monolaurate

Polysorbate 20

 Molecular weight  

~1228 g/mol (avg)




10% (v/v) solution

  Purity   peroxide content <1 ppm  
CMC (in H2O)
0.059 mM (0.0072%)




Select Country
Results 1 - 1 of 1


Current Stock Level

10% Tween (R) 20, peroxide-free (50 ml)

Sales price: 65,00 €

Product details