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Polyoxyethylenesorbitan (TweenŽ 20)
Product ID: P720

Introduction

Description: TweenŽ 20 is a non-ionic surfactant often used to lower the surface tension of aqueous explant disinfectant solutions, Polysorbate 20, Polyoxyethlenesorbitan Monolaurate 20.

Suspension Water
Physical Form Liquid
Storage Temp. Room Temperature
Other Notes Plant Tissue Culture Tested
UPC / SKU P720
CAS NUMBER 9005-64-5
Formula Weight 1227.5
Formula C58H114O26
Synonyms Polysorbate 20, Polyoxyethlenesorbitan Monolaurate 20,
Storage Temp. Room Temperature
Tariff Code 3402.13.0000
Risk Info (R) 36/37/38
Safety Info (S) 26-36
No information available

P720 TweenŽ 20

Synonyms: Polysorbate 20, Polyoxyethlenesorbitan Monolaurate 20
CAS: 9005-64-5
Formula: C58H114O26
Mol. Weight: 1227.5
Properties
Form: Liquid
Appearance: Clear, Yellow to Yellow-Green, Viscous Liquid
Application: Surfactant
Solubility: Miscible with Water
Storage Temp: Room Temperature
Other Notes: Plant Tissue Culture Tested

Application Notes
TweenŽ 20 is a non-ionic surfactant often used to lower the surface tension of aqueous explant disinfectant solutions. The concentration of TweenŽ 20 in the disinfectant solution should at the minimum be greater than the critical micelle concentration 0.006% (w/w). Disinfectants such as hypochlorous acid (Bleach) will hydrolyze TweenŽ 20 with time. Prepare your solutions immediately before disinfecting.

References
Merck 13, 7664