Congo red, C.I. 22120, certified (Direct red 28)

Anionic metachromatic dye. Good contrast stain or counterstain. Specific stain for amyloids in pathology. Also, a pH indicator; transition interval: pH 3.0 (blue) to 5.0 (red).

λ max: 497nm

MSDS / Technical Data Sheets / Product Literature

• msdsMaterial Safety Datasheet 02736 (PDF)
• litHistology Guide

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