Amido Black 25g Lead time 3 weeks
Amido-B

Amido black 10B is an amino acid staining azo dye used in biochemical research to stain for total protein on transferred membrane blots, such as the western blot. It is also used in criminal investigations to detect blood present with latent fingerprints - it stains the proteins in blood a blue-black color. Wikipedia

Formula C₂₂H₁₄N₆Na₂O₉S₂ 

CAS 1064-48-8