Example of acidic dyes?

1.	Example of acidic dyes?
Answer» Dyes: It is dye which has negative charge so they bind to positively charged CELL structures like some proteins. ACIDIC dyes are not very often used in Microbiology lab. except to provide background STAINING like CAPSULE staining. EXAMPLES: Nigrosine, Picric acid, Eosin, Acid fuschin, India ink etc.

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