Polysorbate 80 (Tween-80 Powder)

English name POLYSORBATE 80
This product is polyoxyethylene 20 sorbitan monooleate.
Characteristics: This product is a pale yellow to orange-yellow viscous liquid; it has a slight characteristic odor, a slightly bitter and astringent taste, and a warm sensation.
This product is easily soluble in water, ethanol, methanol, or chloroform, and very slightly soluble in mineral oil.
Uses: Solubilizer or emulsifier for injections and oral liquids.
Ointment as emulsifier and base
Used as an emulsifier in the food industry.
Uses: This product is used as a solubilizer or emulsifier for injections and oral liquids; dispersing agent for capsules; emulsifier and base for ointments; base for suppositories, etc. Used as an emulsifier in the food industry.
Quality standard: CP2005 standard
Quality indicators
Item Indicator
HLB value 15.0
Appearance Pale yellow to orange-yellow viscous liquid
Water content % ≤3.0
Viscosity 25℃ (mm²/s) 350-550
Acid value (mgKOH/g) ≤2.2
Saponification value (mgKOH/g) 45-60
Hydroxyl value (mgKOH/g) 65-80
Iodine value (mgI₂/g) 18-24
pH value 5.0-8.0
Residue on ignition % ≤0.2
Heavy metals (ppm) ≤10
Specific gravity: (g/cm³) 1.06-1.09