The parabolic SAR indicator, developed by J. Welles Wilder Jr., is used by traders to determine trend direction and potential reversals in price. The technical indicator uses a trailing stop and reverse method called "SAR," or stop and reverse, to identify suitable exit and entry points.

4-(2-Pyridylazo)resorcinol monosodium salt is a useful indicator in complexometry, as well as a reagent for the extraction and spectrophotometric determination of many transition compounds. It is a highly selective and sensitive reagent for cobalt and iron. 4-(2-Pyridylazo)resorcinol monosodium salt is also a useful reagent for selective determination of trace level chrome(III) by ion-pair reversed-phase high-performance liquid chromatography.

PAR INDICATOR AR