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Meters and Solutions

Sea of Green offers an arrange of hydroponic and soil meters for measuring concentrations of fertilizers, pH of mediums and fluids, temperatures, humidity, Co2 and More! We carry name brand manufacturers Hanna Instruments, Milwaukee, Blue Lab and more.

*sizes and availability may vary between stores

*items will usually ship directly from the distributor

 
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Blue Lab Combo Hand Held Meter
Digital Thermometer and Hygrometer
Blue Lab pH pen
Blue Lab PPM Pen
TDS Primo Hanna Tester
Checker pH Tester
BlueLab Guardian Monitor
Rapitest Soil pH meter
HM Digital Waterproof pH Meter Model PH-200
Preamplified pH and EC Probe with CAL CHECK
Spare Conductivity and TDS Probe for HI 98311
Spare Electrode for Checker
BlueLab 4.0 250 ML Calibration Solution
Bluelab 7.0 250 ML Calibration Solution
BlueLab pH Probe Cleaning & Calibration Kit
pH control kit
General Hydroponics pH Up

Retail price: $12.95

Online Price : $10.95

You save: $2.00 (15%)

 
 
 
PH up

General Hydroponics pH Down

Retail price: $12.95

Online Price : $10.95

You save: $2.00 (15%)

 
 
 
gh ph down

pH manual test kit
Truncheon TDS Meter
Oakton Eco pH Meter
(+$14.99)
(+$14.99)
30 days

Retail price: $71.95

Online Price : $65.95

You save: $6.00 (8%)

 
 
 
oakton eco pH pen offers reliability at an affordable price

HM Digital Waterproof EC-TDS-TEMP Combo Meter COM-100
HM Digital Waterproof pH Meter Model PH-200
Milwaukee Sugar Refractometer
GroChek pH/EC/TDS/Temp. Combo
TDS/PH Remote Probe 9813-0
30 days

Retail price: $244.99

Online Price : $229.99

You save: $15.00 (6%)

 
 
 
pH electrodes are commonly designed to produce and output signal equal to 0 mV when immersed in a solution with pH 7. But a constant output value at pH 7 occurs as a result of certain adverse events, such as: • A broken bulb in the pH electrode • A short...[more]

pH/TDS/EC with Temperature HI98129
30 days

Retail price: $197.95

Online Price : $179.95

You save: $18.00 (9%)

 
 
 
The HI 98129 Combo waterproof tester offer high accuracy pH, EC/TDS and temperature measurements in a single tester! No more switching between meters for your routine measurements. The waterproof Combo (it even floats) has a large easy-to-read, dual-level LCD and automatic...[more]

 
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