Blocker Casein (Cat. No. 37582, 37528, 37528X3) is a ready-to-use, 1% (w/v) solution of purified casein in phosphate-buffered saline (PBS). It is a stable, thimerosal-free formulation and is already at the optimal concentration for most applications. However, it can be diluted further if needed.
Find additional tips, troubleshooting help, and resources within our Protein Biology Support Centers .