Pens & Meters

14 products
  • Bluelab pH Pen
    $129.00
    $129.00
    Sold out
  • $165.00
    $165.00
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  • HM Digital pH 80 Meter
    $55.99
    $55.99
    Sold out
  • $15.50
    $15.50
    Sold out
  • Bluelab Conductivity Pen
    $104.00
    $104.00
    Sold out
  • Bluelab Soil pH Pen
    $220.99
    $220.99
    Sold out
  • Bluelab Leap pH Probe (Probe Only)
    $135.99
    $135.99
    Sold out
  • Bluelab Replacement pH Probe
    $81.99
    $81.99
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  • Bluelab Multimedia pH Meter (Leap Probe Included)
    $299.99
    $299.99
    Sold out
  • Bluelab Combo Meter
    $335.99
    $335.99
    Sold out
  • Bluelab Carry Case
    $37.99
    $37.99
    Sold out
  • HM Digital Handheld TDS-3 Tester
    $32.99
    $32.99
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  • HM Digital Water Resistant Ec/TDS Meter w/ Temperature in C/F Hydrotester (Model COM-80)
    $49.99
    $49.99
    Sold out
  • Bluelab Original Truncheon Meter
    $149.99
    $149.99
    Sold out