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Phosphoric Acid, 25% solution, 250 mL or 1L. Select your desired size.

Most commonly used as a reagent for the Aeration-Oxidation lab test for sulfur dioxide (SO2) determination.

This also can be used to lower pH when the maximum drop in pH combined with the minimum increase in titratable acidity is desired.

When using for pH/acid adjustment, typical usage is from 3 to 10 mL per gallon. We recommend that you use a pH meter when adding this material.

This is a strong mineral acid which requires careful handling. It is also used as a reagent in the Aeration-Oxidation test.

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Material Safety Data Sheet

This is a strong mineral acid which requires careful handling. It is also used as a reagent in the Aeration-Oxidation test.