HM Digital TDS and EC Calibration Fluid

342-PPM HM Digital 342-PPM Calibration Fluid for TDS and EC Meters.
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£8.99 inc-VAT


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.

Technical Information

  • NaCl solution
  • Available in 342 ppm
  • 3 oz. bottles (88.7 ml)
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