Research Article

Design of Optical Sensor Membrane Based on Polymer Poly(methyl methacrylate) for Paracetamol Detection in Traditional Herbal Medicine

Table 1

Color change of the reagent in the presence of paracetamol (100 mg/ml).

ReagentReagent solutionBlankAdded paracetamol

FeCl3
Folin-ciocalteu
Nessler’s reagent
Lieberman

Blank: reagent solution + ethanol as a paracetamol solvent.