Electrochemistry Standards

5400 ppm TDS as NaCl

Use NIST-traceable reference materials for the highest accuracy available. Traceable™ Conductivity Calibration Standards Certified Reference Material (CRM) offer easy calibration with included instructions and temperature chart.

Ideal for lab or field applications

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...

Traceable Conductivity Calibration Standards Certified Reference Materials (CRM) offer easy calibration with included instructions and temperature chart. For the highest accuracy available, use NIST-traceable reference materials.

Ensure optimal conductivity probe maintenance and performance with Thermo Scientific™ Orion™ Conductivity Standards and Solutions. Conductivity conditioning solutions, conductivity standards and TDS standards are available for use with your Orion™ 2 Cell Conductivity Probe or Orion™ DuraProbe™ 4...

Potassium chloride 0.010M solution is used as conductive standard and as electrolyte in analytical chemistry. 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.

Test solution for ORP electrodes 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.

Periodic calibration with accurate standards is recommended for meters

Periodic calibration with accurate standards is recommended for meter