Salicylaldoxime

Salicylaldoxime is an organic compound described by the formula C6H4CH=NOH-2-OH. It is the oxime of salicylaldehyde. This crystalline, colorless solid is a chelator and sometimes used in the analysis of samples containing transition metal ions, with which it often forms brightly coloured coordination complexes.

Read more about Salicylaldoxime:  Reactions, Analytical Chemistry, Extraction of Metals