AN adverse reaction to local anesthetics has long been recognized as a calculated risk in the use of these drugs. 1 If such a reaction occurs characteristic clinical signs and symptoms signal the ...

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 ...

Thin-layer chromatography (TLC) was widely used in the 1960s and 1970s for pesticide residue analysis, but only to a limited extent since gas–liquid chromatography (GLC) and high performance liquid ...