Tris Buffered Saline (TBS) wash buffer with Tween 20 for use during immunolabeling techniques such as IHC.

The salts in 20x solution are at a very high concentration. It has been found that at temperatures below 44 degrees F (6 degrees C), the salts fall out of solution. If this occurs during your shipment conditions, please stir the product to get the salts back into solution.