... , cosmetics, vitamins, medicines, and vaccines. Polysorbate 80, also known as polyoxyethylene sorbitan monooleate or Tween 80, is an yellow-colored, viscous liquid with ... for transportation.Shelf life :1 year CAS 9005-65-6,Tween 80,Polysorbate 80,Polyoxyethylene sorbitan monooleate,Emulsifier,E433