TDS Meters

Showing all 4 results

  • HM Digital 2-Stage Inline TDS Monitor

    $39.00
    Part#: DM-1
  • HM Digital COM-100 Professional Waterproof TDS Meter & Thermometer

    $56.95
    Part#: COM-100
  • HM Digital Handheld pH/Temperature Waterproof Hydro Tester

    $59.95
    Part#: PH-80
  • HM Digital Handheld TDS Meter & Thermometer

    $22.20
    Part#: TDS-3