ArticleAvoiding Sulfites, Adding CopperWritten by Alison CrowePasteurization operates on a sliding scale and its effectiveness depends on a coefficient between time and temperature.Already a member? Log InYou'll Also Like Article MEMBERS ONLY Concentrate vs. Acid Blend & Filtering Concerns: Wine Wizard Pasteurization operates on a sliding scale and its effectiveness depends on a coefficient between time and temperature. Already a member? Log In Article MEMBERS ONLY Chlorine Conundrum & Country Wines: Wine Wizard I never use any chlorine-containing cleaning compounds in my winemaking and don’t recommend it to anyone. There are plenty of alternatives for cleaning, one of my favorites being sodium percarbonate.