UV-VIS Standard 3: Sodium iodide solution according to Ph. Eur. stray light testing, Certipur® | Sigma-Aldrich
Optical properties of folic acid in phosphate buffer solutions: the influence of pH and UV irradiation on the UV-VIS absorption spectra and photoluminescence | Scientific Reports
Effect of solution pH on the UV-Vis spectra in an aqueous solution... | Download Scientific Diagram