... crystalline powder, stable at room temperature, slightly soluble in water. Chromium PicolinateSmall purple-red crystalline powder, stable at room temperature, slightly ... soluble in water, insoluble in ethanol, in which trivalent chromium as chromium. Specifications:Chromium PicolinateUSP31Export of pharmaceutical gradeItemSpec.Spec.Purity[Cr(C6H4NO2)3dry ...