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pH Meters
pH Meters
EC/MC/TDS Meters
EC/MC/TDS Meters
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Calibration Solutions
HM Digital Pro Series COM-300 pH/TDS/EC/Temp Pen Meter - Waterproof IP-67
HM Digital Pro Series COM-300 pH/TDS/EC/Temp Pen Meter - Waterproof IP-67
In Stock: 7
$130.88 $159.95 -18%
HM Digital Waterproof Professional Series pH/EC/TDS/Temp Meter
HM Digital Waterproof Professional Series pH/EC/TDS/Temp Meter - IP-67 - 0-14 pH
In Stock: 103
$163.46 $189.95 -14%
HM Digital Replacement pH Sensor for PH-200 and COM-360 Meters - 1 Count
HM Digital Replacement pH Sensor for PH-200 and COM-360 Meters - 1 Count
In Stock: 1
$39.02 $44.95 -13%
HM Digital Pen style pH/Temp meter
HM Digital Pen Style pH/Temp Meter - 0-14 pH Range - Water Resistant
In Stock: 254
$38.42 $49.95 -23%
Aqua Master Tools C800 Pro pH/EC Inline Controller - 6 Bar Inline Electrodes - 3/4-in Saddle Clamp
Aqua Master Tools C800 Pro pH/EC Inline Controller - 6 Bar Inline Electrodes - 3/4-in Saddle Clamp
In Stock: 4
$823.16 $1,049.95 -22%
Aqua Master Tools Storage Solution KCI - 100 ml - 18 Count
Aqua Master Tools Storage Solution KCI - 100 ml - 18 Count
In Stock: 8
$110.75 $140.40 -21%
HM Digital Hydromaster 500 - Continuous pH/TDS/EC/Temp Meter
HM Digital Hydromaster 500 - Continuous pH/TDS/EC/Temp Meter
In Stock: 8
$282.38 $359.95 -22%
Aqua Master Tools Calibration Solution EC 1413 20ml Sachet
Aqua Master Tools Calibration Solution - EC 1413 - 20 ml Sachet - 25 Count
In Stock: 19
$40.89 $50.00 -18%
HM Digital 20 pack mix of 1000 ppm TDS, pH 4, pH7, pH storage solutions
HM Digital Assorted Calibration Solutions - pH 4, pH 7, pH Storage & 1000 ppm TDS - 20 Count
In Stock: 19
$21.00 $24.95 -16%
Aqua Master Tools Industrial Inline EC / PPM / TDS / Temp Electrode - 6 Bar - 3/4-in Male Thread - BNC Connector
Aqua Master Tools Industrial Inline EC / PPM / TDS / Temp Electrode - 6 Bar - 3/4-in Male Thread - BNC Connector
In Stock: 27
$130.68 $164.95 -21%
Aqua Master Tools Calibration Solution - pH 4.01 - 100 ml - 18 Count
Aqua Master Tools Calibration Solution - pH 4.01 - 100 ml - 18 Count
In Stock: 2
$100.33 $121.50 -17%
Aqua Master Tools Calibration Solution EC 1413 500ml (8pcs/Case)
Aqua Master Tools Calibration Solution EC 1413 - 500 ml - 8 Count
In Stock: 5
$108.27 $135.60 -20%
Aqua Master Tools Storage Solution KCI - 500 ml - 8 Count
Aqua Master Tools Storage Solution KCI - 500 ml - 8 Count
In Stock: 4
$116.24 $159.60 -27%
Aqua Master Tools P50 Pro pH Temp Meter
Aqua Master Tools P50 Pro pH Temp Meter - pH 0.0-14.0 - Temp 0-50°C - IP67 Waterproof
In Stock: 15
$65.47 $79.95 -18%
Aqua Master Tools P160 Pro 2 Combo Pen
Aqua Master Tools P160 Pro 2 Combo Pen
In Stock: 9
$113.64 $144.95 -22%
General Hydroponics pH Control Kit
General Hydroponics pH Control Kit - Test Indicator, pH Up & pH Down
In Stock: 21
$20.03 $24.34 -18%
General Hydroponics pH Test Indicator Kit 1 fl oz
General Hydroponics pH Test Indicator Kit - 1 fl oz - Test Tube and Color Chart Included
In Stock: 40
$8.08 $10.15 -20%
Aqua Master Tools E50 Pro EC Electrode
Aqua Master Tools E50 Pro EC Electrode - Replacement - 3.6 x 1.2 x 1.2-in
In Stock: 18
$25.20 $29.95 -16%
Aqua Master Tools P700 Pro 2 pH Electrode - BNC Connector - Long Double Junction
Aqua Master Tools P700 Pro 2 pH Electrode - BNC Connector - Long Double Junction
In Stock: 10
$61.85 $74.95 -17%
AEROBREWER Temperature + Power Controller
Aeromixer Aerobrewer Temperature + Power Controller - 15A Max Input - 120V Three-Prong Plug
In Stock: 25
$88.91 $89.00
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