Composition of ZN stain are all EXCEPT?
Ans. is 'b' i.e., Acid fuschin Reagents required in Ziehl-Neelsen (ZN) stainingCarbol fuchsin - Strong Carbol fuchsin is basic fuchsin dissolved in phenol (Carbolic acid).Acid alcohol (or sulfuric acid).Methylene blue (or malachite green).
Basic fuschin
Acid fuschin
Phenol
Alcohol