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Hach 257849 Sulfate Standard Solution, 50 mg/L as SO4 (NIST), 500 mL

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$45.99

$ 22 .99 $22.99

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About this item

  • These solutions contain a defined concentration of analyte
  • Standard Methods recommends using solutions of known concentration in place of your sample 5% of the time
  • These solutions allowing you to quickly verify that instrument operation, reagent performance


If you have ever questioned the result of an analytical test, you'll immediately appreciate the value of using standard solutions. Through control charting, verification of calibration curves, standard additions (spikes), and troubleshooting isolated problems, standard solutions are an essential tool in significantly increasing confidence in your laboratory process and test results.


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