A New Spectrophotometric Determination of Chromium (VI) As Cr2O72- After Cloud-Point Extraction using a Laboratory-Made Organic Reagent
Kinetic Approach to the Mechanism of Reduction of (7-Amino-8-Methyl-Phenothiazin-3-Ylidene)-Dimethyl-Ammonium Chloride by Thiocyanate Ion in Acidic Medium