Acetocarmine solution by Research Lab Fine Chem Industries is high grade reagent. Carmine is a basic dye which is prepared from the insect Coccus cacti. This reagent is prepared by dissolving 10 g of carmine in 1 litre of 45% glacial acetic acid. This solution can be stored for a long time at 4C. The staining can be intensified by the addition of ferric chloride to the prepared solution. For the staining process, freshly fixed sample material is transferred into 1