Colorimetric determination of potassium by Folin-Ciocalteu phenol reagent.
D008982:Molybdenum; D010636:Phenols; D010936:Plant Extracts; D011188:Potassium / Q000032:analysis*; D017973:Tungsten Compounds
C029556:Folin's phenol reagent; D010636:Phenols; D010936:Plant Extracts; D017973:Tungsten Compounds; C011471:folin; D008982:Molybdenum; D011188:Potassium
POTASSIUM/determination