In assay test of chlorpheniramine maleate the assay starts by dissolving 0.05g of the drug in 12ml of ethanol then the volume made up to 50ml for dilution purpose , after that 8ml was taken the titrate with 0.01m of sodium hydroxide if you know that the volume of tirants was equal to 1.5ml find percentage of the yeild and molarity before titrant
