METHODS for the determination of ascorbic acid have recently been much discussed. Tillmans' method, as modified by Harris and Ray 1, is generally accepted as more specific and simpler than the ...

The test measures chloride levels in sweat. High levels indicate a possible diagnosis of CF. Chloride is an electrolyte essential for maintaining fluid balance and crucial for regulating salt and ...

After decades of lithium-ion batteries dominating the market, a new option has emerged: batteries made with sodium ions. Scientists have been researching alternatives to lithium for years.

The BUN test is part of the typical Chem 7 blood chemistry test or basic metabolic panel. This group of tests includes glucose, BUN, creatinine, carbon dioxide, sodium, potassium, and chloride. This ...

Interestingly, the amount of water in the ICF and ECF is affected by their concentration of electrolytes, especially potassium and sodium. Potassium is the main electrolyte in the ICF, and it ...

To make sure travelers board with their designated groups. American Airlines is testing a new system to make sure travelers board with their designated groups. The airline, which is using an ...

Test anxiety is something many students struggle with, but it’s often misunderstood. Most people think it’s caused by the pressure of limited time, tough material, or high expectations.

A thyroglobulin antibody test measures antibodies against thyroglobulin, a protein found in thyroid cells. In people with an autoimmune thyroid condition, the immune system mistakenly produces ...