Problems measuring Total Phenols and Tannins with the Folin Ciocalteau Reagent?

I am using the following protocol to quantify tannins http://www-naweb.iaea.org/nafa/aph/public/pubd31022manual-tannin.pdf. ( MEASUREMENT OF TOTAL PHENOLICS AND TANNINS USING FOLINCIOCALTEU...

01 January 2018 8,976 8 View