Sulfonazo III salt is used as spectrophotometric reagent for alkaline earth metals and indicator for sulfate titrations. In general it is used as an indicator.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Applications
Sulfonazo III salt is used as spectrophotometric reagent for alkaline earth metals and indicator for sulfate titrations. In general it is used as an indicator.
Solubility
Soluble in water.
Notes
Incompatible with strong oxidizing agents. Store in a cool, dry, well-ventilated area.
RUO – Research Use Only
Paul J. Kemp; Max B. Williams. Simultaneous spectrophotometric determination of barium and strontium using Sulfonazo III. Anal. Chem.1973, 45, (1) 124-129.
Indicator for determination of sulfates and sulfur: Anal. Chem., 37, 1159 (1965). Spectrophotometric reagent for alkaline earth metals.