Can someone tell me why I have blurred (cloudy) solution when I add folin-ciocalteu reagent to my plant extract?

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Cathrine Chidewe

Try diluting the Folin C reagent with water not methanol.

Wei Kiat Tan

Hi, I'm facing the same problem as well. I diluted the folin c reagent with water, yet the solution become cloudy. Anything can do to solve it? I have tried another method without diluting folin, initial it becomes cloudy but then precipitation occured.