Does anyone know the optimum yield of citric acid that can be obtained from the hydrolyzed Sour-sop peel?

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Jai Ghosh

not more than 1.5% to 2% maximum, that too depending upon the type of peel you are using.

Maurice Ekpenyong

Hello Adepoju, don't you think the yield is organism-dependent (pure culture studies). In a mixed culture situation, optimum citric acid yield reported is 1.8% but that still depends on the type of peel and fermentation conditions.