In every living cell, there are membranes, and in every membrane there are proteins, each of which acts as a chemical ...

Cyanoformyl chloride and cyanoformyl bromide, XC(O)CN (X = Cl and Br), have been investigated in the gas phase by UV photoelectron and mid-infrared spectroscopies. The ground-state geometries of the ...

coulometry; ion chromatography; potassium chloride; bromide; certified reference material A coulometria é considerada o método de maior qualidade metrológica para medição de quantidade de substância ...