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PHOTOBIO
PHOTOBIO Advanced Quantum PAR Meter
Regular price
$207.99
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Hanna Instruments
GroLine Soil pH Tester
Regular price
$125
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Hanna Instruments
Economy PEI Plastic Body pH Electrode
Regular price
$70
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Hanna Instruments
edge Multiparameter pH Meter
Regular price
$528
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Oakton
Oakton Waterproof EcoTestr pH1
Sold Out
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Hanna Instruments
GroLine Electrode Storage Solution (500 mL)
Regular price
$19
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Hanna Instruments
Quick Calibration Solution for GroLine pH and EC Meters (500 ml)
Regular price
$19
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HM Digital Meters
HM Digital Replacement pH Sensor Probe for HM-500
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HM Digital Meters
HM Digital Hydromaster Replacement EC/TDS Probe
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HM Digital Meters
HM Digital PH-200 Waterproof pH/Temperature Meter
Regular price
$71.12
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Bluelab
Bluelab Pulse Multimedia EC/MC Meter
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Bluelab
Bluelab 7.0 pH Calibration Solution, 20 ml Sachets, case of 25
Sold Out
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Bluelab
Bluelab pH Probe KCl Storage Solution, 250 ml - Case of 6
Regular price
$149
Sale price
$21.10
Sale
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Bluelab
Bluelab 4.0 pH Calibration Solution, 20 ml, case of 25
Sold Out
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Grow It Depot
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Regular price
$141.11
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Grow1
GROW1 Indoor & Outdoor Temperature And Humidity Hygrometer w/ Probe
Regular price
$20.85
Sale price
$18.95
Sale
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Zenport
Glycerin Liquid Filled Pressure Gauge, 0 – 600 psi
Regular price
$22.31
Sale price
$18.95
Sale
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Hanna Instruments
Calibration Check Solution for HI9813-6 (25 x 20 mL Sachets)
Regular price
$32
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Hanna Instruments
Electrolyte Solution 3.5M KCl (460 mL)
Regular price
$76
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Hanna Instruments
1413 µS/cm Conductivity Standard (500mL Bottle)
Regular price
$17
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