Parameter;Catalogue value
<img src="https://static.tildacdn.com/tild6631-6165-4937-b166-366334626531/polysorbate-80-formu.webp" alt="Polysorbate 80: Chemical formula" width="240" height="160" style="object-fit:contain"><br>Chemical formula;Polysorbate 80
Appearance at 25 °C;Brown to amber viscous liquid
Residue on ignition, %;Max. 0.25
1,4-Dioxane, ppm;Max. 10
Ethylene oxide, ppm;Max. 1
Relative density;1.06–1.09
Kinematic viscosity at 25 °C, cSt;300–500
Acid value, mg KOH/g;Max. 2
Hydroxyl value, mg KOH/g;65–80
Peroxide value, meq O₂/kg;Max. 10
Water, %;Max. 3
Saponification value, mg KOH/g;45–55