유형
Fatty acid ester emulsifier
기타 이름
Polysorbate 81(Tween 81)
Chemical composition
Polyoxyethylene sorbitan monolaurate
Appearance
Light yellow to amber oily liquid
Hydroxyl value(mgKOH/g)
135~165
Saponification value(mgKOH/g)
90~105
Density
1.08 g/mL at 20 °C