SERVA Tween® 20 pure, Ph. Eur., USP 500 g

n approx. 20, CMC (25 °C) 0.059 mM, HLB 16.7
Non-ionic detergent that effectively prevents non-specific reactions between antibodies, antigens and other molecules (1, 2).
Other applications: Solubilization of membrane components (3) and density centrifugation of viruses (4).

Acid value (mg KOH/g): max.2.0
Saponification number (mg KOH/g): 40-50
Hydroxyl number (mg KOH/g): 96-108
Water (%): 2.5-3.0
Sulfated ash (%): max.0.2
Free dioxane (ppm): max.10
Free ethylene oxide (ppm): max.1
Peroxide number (meq/kg):max.5