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HM Digital

HM Digital was established in 1987. With a product line that includes EC, TDS, pH & ORP Water testing instruments. HM Digital offers handheld meters, in-line monitors, controllers and accessories.

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HM Digital COM-100 EC / TDS / Temperature Meter
  • $55.10 /EA
  • EA
  • Availability: In stock
HM Digital ORP-200 ORP / Temperature Meter
  • $86.66 /EA
  • EA
  • Availability: In stock
HM Digital PH-200 pH / Temperature Meter
  • $73.47 /EA
  • EA
  • Availability: In stock
ORP Electrode Storage Solution, 60 cc
  • $7.81 /EA
  • EA
  • Availability: In stock
pH Electrode Storage Solution, 60 cc
  • $7.81 /EA
  • EA
  • Availability: In stock
TDS 1000 ppm NaCl Calibration Solution, 3 oz.
  • $8.79 /EA
  • EA
  • Availability: In stock
TDS 342 ppm NaCl Calibration Solution, 3 oz.
  • $8.79 /EA
  • EA
  • Availability: In stock