IntroductionAn 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 ...

Titration and spectrophotometric studies of polyadenylic acid under a variety of conditions indicate that the primary amino-group in the adenine base is free in alkaline solutions, and probably ...

METHODS for the determination of ascorbic acid have recently been much discussed. Tillmans' method, as modified by Harris and Ray1, is generally accepted as more specific and simpler than the ...

A titration is a practical technique in which an acid close acid Corrosive substance which has a pH lower than 7. Acidity is caused by a high concentration of hydrogen ions. and an alkali close ...

Many soaps are bases. Some substances are neutral, meaning they are neither an acid nor a base, like water. How can you tell if something is an acid or a base? Acids and bases can change the color of ...

In patients with gout, tight disease control is associated with statistically significant improvements in serum uric acid (SUA) levels and resolution/improvement in ultrasound features, according ...