Detection Substrates

Enzyme-based detection systems for ELISA, immunohistochemistry and Western blotting include oPD, TMB, BCIP, pNPP, fast red, ABTS, DAB, chemiluminescence and many more. Sigma-Aldrich manufactures basic reagent powders as well as convenient solutions, and tablets. We also offer enhancers and stop solutions specifically formulated for optimal performance with our detection substrates.