ClearBand 20x Tris-Buffered Saline with Tween® 20 (TBST) is a space-saving balanced pH stabilizing salt solution used for especially western blotting and ELISA procedures. ClearBand TBST enables washing without disturbing antibody-antigen binding interactions. ClearBand 20x TBST should be diluted to 1x working solution. 1x formulation contains 0.1% Tween 20. ClearBand 20x TBST is prepared with ultra pure water and filter sterilized.