Acid Black 1 (Amido black) >80%CI20470
![Hydrazide Gel - Affinity Buffer](https://severnbiotech.com/wp-content/uploads/2021/03/Hydrazide-Gel-Affinity-Buffer-1.gif)
Description:
Used to stain blood proteins and bodily fluids in latent fingerprints. Can be
absorbed by some porous surfaces, stable on surfaces at ambient
temperatures below 28°C.Blood Protein Stain which gives a blue black colour
CAS 1064-48-8