I have a question about certified potassium dichromate solution used for calibration (Accuracy) for UV instrument can I prepare that solution internally from potassium dichromate (Reagent) or I should use officially prepared solution
I have a question about certified potassium dichromate solution used for calibration (Accuracy) for UV instrument can I prepare that solution internally from potassium dichromate (Reagent) or I should use officially prepared solution