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The HI84100-53 is a 500 mL bottle of acid reagent required for determination of free sulfur dioxide in wine using the HI84100 Sulfur Dioxide Mini Titrator for Wine Analysis.* This acid reagent is used to lower the pH value of the sample prior to performing a titration. With 5 mL of reagent required per test, there is enough acid reagent for 100 tests. *The HI84100 Sulfur Dioxide Mini Titrator has been discontinued. The new version is the HI84500 Sulfur Dioxide Mini Titrator for Wine Analysis which has its own set of reagents.
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