... 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 ... , lined with double plastic bags.Storage Precautions:Stored in a dry, ventilated, cool warehouse, against moisture and ...