Basic Red 2, Cotton Red, Gossypimine, Safranin T, Safranin Y or A
C20H19ClN4 MW 350.85 CAS：477-73-6 CI：50240
说明：Safranin is a biological stain used in histology and cytology. It is used as a counterstain in some staining protocols, colouring all cell nuclei red. This is the classic counterstain in a Gram stain. It can also be used for the detection of cartilage, mucin and mast cell granules.
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