pH/EC/TDS Meters & Solutions

BlueLab - pH Controller - Connect (716343)
$629.00/$518.32
BlueLab - pH Controller (716342)
$569.00/$470.81
BlueLab - Guardian Monitor Connect (716484)
$450.00/$378.19
Sun System - Handheld Par Meter W/ Detachable Sensor (748205)
$449.95/$371.69
Bluelab Guardian Monitor pH EC TDS Meter Solutions indoor garden
$364.00/$332.74
Sun System - Handheld Par Meter (748200)
$349.95/$317.94
HM Digital - HydroMaster Continuous pH/EC/TDS/Temp Monitor HM-500 (716147)
$359.00/$297.35
Bluelab - Combo Meter/Bluelab (716441)
$308.00/$259.59
Oakton Meters - Multi PT tester 35
$201.95/$202.20
BlueLab - Connect Range Extender (716488)
$164.00/$145.33
BlueLab - Connect Stick (716486)
$151.70/$135.29
Bluelab - Truncheon Meter (EC/ppm) (716050)
$140.00/$117.94
Bluelab - Commercial Truncheon Meter (EC/ppm) (716049)
$140.00/$117.53
$116.95/$106.57
$112.50/$103.40
$99.95/$93.15
Bluelab – PPM Pen (716482)
$94.00/$88.21
$79.95/$77.46
$75.00/$68.39
$62.95/$67.78
$70.00/$63.84
$42.95/$50.96
$54.95/$47.61
HM Digital - pH Replacement Probe For pH 200 (716180)
$45.95/$44.90
$39.95/$43.90
$49.95/$43.66
HM Digital Water Resistant Ec/TDS Meter w/ Temp (Model COM-80)
$47.95/$42.89
$37.95/$40.26
$41.95/$39.98
$27.95/$34.39
$29.95/$33.87
$21.50/$31.06
$25.00/$30.69
$36.95/$30.50
$29.95/$29.80
General Hydroponics - pH Up Gallon (722095)
$26.90/$29.78
Bluelab - Nutrient Probe Cleaning Kit (716052)
$11.90/$26.95
$24.99/$24.49
General Hydroponics - pH Down Liquid Gallon (722125)
$26.90/$23.69
$22.95/$22.92
$17.95/$20.47
$20.99/$20.33
$21.95/$20.00
Oakton Meters - pH Buffer Solution 4.01 500 ml (716110)
$20.95/$19.95
$18.49/$18.38
$14.95/$15.29
$11.95/$15.08
$13.49/$13.11
$11.00/$12.81
$11.00/$12.81
$11.00/$12.81