Sulphur Dioxide Analysis

Using the Ripper Method by Dr. Sandy Kirk 1. Starch Indicator. Add 3.0 g starch to 500 mL saturated sodium chloride solution (saturated at room temperature to give a solution that doesn’t grow bugs) and boil until starch has dissolved. Filter to remove any residue and add 20 mL water plus 80 mL of acetic […]