In Total phenol estimation by FCR method why white precipitation happens in final reactions mixture and how could I eliminate it?

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Abdelkader BOUAZIZ

Dear Dipak Kadam, please have a look at the following RG thread. My Reg

https://www.researchgate.net/post/Why_does_a_white_precipitate_form_when_performing_the_phenol_test

Obafemi Obajemihi

Probably, you may need to pay more attention to the analysis procedure which include keeping in the dark for about 30 minutes, for proper reaction of the mixture before UV analysis.