A well-established technique, acid-base titration is an analytical method used to determine the concentration of an unknown acid or base. In practice, it involves ...

An acid-base indicator is a substance that changes color as the pH of the solution changes. Indicators work because they are weak acids which when in solution, exist in equilibrium with their ...

THIN-LAYER chromatography on cellulose layers has been shown to be an effective method for separation and quantitative determination of nucleic acid bases, nucleosides and nucleotides 1–5 which has ...