Storage: Refrigerated. The solution can be safely stored at 4°C for a defined length of time (expiry date indicated on vial). After opening, the product expires after 6 months when kept sterile.

How long does PBS Tween last?

Store the product in a dry place at room temperature. Shelf life is three years after production date.

How do you store a Tween 20?

Storage: Store 10% Tween 20 at room temperature for up to one year. For In vitro laboratory use only. Not for any clinical, therapeutic, or diagnostic use in humans or animals.