HM TDS Meter Calibration Fluid

HM TDS Meter Calibration Fluid

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Regular price $9.99
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For optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity levels in wide or different ranges.


  • NaCl calibration solution, available in 342 ppm or 1000 ppm.
  • Comes in lightweight HDPE plastic bottles.
  • Sealed with a coated foam liner.


  • NaCl solution
  • Available in 1000 ppm or 342 ppm
  • 3 oz. bottles (90 ml)
    C342 UPC: 891144000014