Water & Media Testing

28 products
  • GH pH Down Liquid Quart (12/Cs)
    $15.51
    $15.51
    Sold out
  • GH pH Control Kit (12/Cs)
    $21.99
    $21.99
    Sold out
  • GH pH Down Liquid Gallon (4/Cs)
    $39.00
    $39.00
    Sold out
  • Bluelab pH 7.0 Calibration Solution 250 ml (6/Cs)
    $11.99
    $11.99
    Sold out
  • GH pH Test Kit 1 oz (24/Cs)
    $9.99
    $9.99
    Sold out
  • GH pH Up Liquid Quart (12/Cs)
    $13.99
    $13.99
    Sold out
  • Bluelab pH 4.0 Calibration Solution 250 ml (6/Cs)
    $11.99
    $11.99
    Sold out
  • Bluelab pH Pen
    $129.00
    $129.00
    Sold out
  • Bluelab pH Probe KCl Storage Solution 100 ml (6/Cs)
    $15.99
    $15.99
    Sold out
  • $165.00
    $165.00
    Sold out
  • Bluelab 2.77EC Conductivity Solution 250 ml (6/Cs)
    $13.00
    $13.00
    Sold out
  • HM Digital pH 80 Meter
    $55.99
    $55.99
    Sold out
  • Milwaukee Instruments pH 7 Calibration Solution, 20 ml Sachets, case of 25
    $1.99
    $1.99
    Sold out
  • $7.70
    $7.70
    Sold out
  • $7.70
    $7.70
    Sold out
  • $15.50
    $15.50
    Sold out
  • Bluelab Conductivity Pen
    $104.00
    $104.00
    Sold out
  • HM Digital Handheld TDS-3 Tester
    $32.99
    $32.99
    Sold out
  • HM Digital Water Resistant Ec/TDS Meter w/ Temperature in C/F Hydrotester (Model COM-80)
    $49.99
    $49.99
    Sold out
  • Bluelab Soil pH Pen
    $220.99
    $220.99
    Sold out
  • GH pH Up Liquid Gallon (4/Cs)
    $32.99
    $32.99
    Sold out
  • Bluelab Probe Care pH & Conductivity
    $37.99
    $37.99
    Sold out
  • Bluelab Leap pH Probe (Probe Only)
    $135.99
    $135.99
    Sold out
  • Bluelab Replacement pH Probe
    $81.99
    $81.99
    Sold out
  • 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
  • Bluelab Original Truncheon Meter
    $149.99
    $149.99
    Sold out