A conditioning process is applied to guarantee consistency from plate to plate, lot to lot, and chemist to chemist. The user can prevent having to retest their sample or risk the compound decomposing ...

Membranes are thin barriers that permit selective mass transport, and form the basis of a number of separation processes typically driven by gradients in pressure, electric potential, concentration or ...

THE preservation of chromatograms is one aspect of thin-layer chromatography which cannot be translated directly from the paper chromatographic technique. It is obviously impracticable to store the ...