AN-PLTIODWINE-E 0916 - Rev B - AN 017 Sulfur Dioxide in Wine by Enhanced Manual Ripper Titration with Platinum and Iodide Electrode

This application note details the analysis of sulfur dioxide (SO2) in wine using a manual Ripper titration with a Thermo Scientific™ Orion™ 9770BNWP Platinum and Iodide Electrode. The method involves preparing the sample, titrating with iodine, and measuring the endpoint using an mV meter. It avoids interference from red wine color. The document outlines necessary equipment, reagents, and procedures for accurate SO2 analysis, including quality control and electrode maintenance tips.