HI7031L is a premium quality 1,413 µS/cm conductivity standard that is prepared against a NIST traceable potassium chloride solution.
Hanna conductivity solutions have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution.
Hanna’s line of conductivity standards have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.

HI7031L…
– Temperature chart of the actual µS/cm value at various temperatures printed on each bottle
– Air tight bottle with tamper-proof seal to ensure quality

Detailed description:
– µS/cm @25°C : 1413 µS/cm

Package Includes:
1x HI7031L EC Calibration Solution 500ML