What Is an Anion Gap? The anion gap test measures anion gap (sometimes called serum anion gap) or how much acid is in your blood. Acid levels that are higher or lower than normal can tip your doctor ...

A low anion gap results from an imbalance in the body’s pH levels. Healthcare professionals identify this “gap” by examining the results of a blood test that measures electrolyte levels. To maintain ...

A small amount of corrosion-inducing sulfate anion in nuclear waste can make long-term storage difficult, so chemists have long been seeking a molecule that could selectively remove the sulfate. Now ...

All chemists are familiar with the litmus test. Like other acid-base indicators, litmus changes color when the pH of a solution changes. The indicator is an example of a "naked-eye" colorimetric ion ...