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PH & PPM Meters

15 products

Showing 1 - 15 of 15 products

Showing 1 - 15 of 15 products
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Accessories - Bluelab pH 7.0 Calibration Solution, 20ml - 9421024920333- Gardin WarehouseAccessories - Bluelab pH 7.0 Calibration Solution, 20ml - 9421024920333- Gardin Warehouse
Bluelab pH 7.0 Calibration Solution
From $2.49 USD $7.99 USD
In stock, 10 units
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Accessories - Bluelab pH Probe KCl Storage Solution - 9421024920525- Gardin WarehouseAccessories - Bluelab pH Probe KCl Storage Solution - 9421024920525- Gardin Warehouse
Bluelab pH Probe KCl Storage Solution, 250ml
$16.99 USD $21.99 USD
In stock, 2 units
Save 13%
General Hydroponics pH Test Indicator, 8oz
General Hydroponics pH Test Indicator, 8oz
$12.99 USD $14.99 USD
In stock, 11 units
Save 28%
Nutrients, Additives & Solutions - General Hydroponics pH Control Kit - 793094015141- Gardin WarehouseNutrients, Additives & Solutions - General Hydroponics pH Control Kit - 793094015141- Gardin Warehouse
General Hydroponics pH Control Kit
$17.99 USD $24.99 USD
In stock, 10 units
Save 33%
Digital pH Meter with Automatic CalibrationDigital pH Meter with Automatic Calibration
Digital pH Meter with Automatic Calibration
$19.99 USD $29.99 USD
In stock, 5 units
Save 21%
Bluelab - 2.77EC Conductivity Solution, 250 ml
Bluelab Conductivity Standard Solution 2.77EC, 250 ml
$10.99 USD $13.99 USD
In stock, 5 units
Save 46%
Observation, Measurement, Control - General Hydroponics pH 4.01 Calibration Solution, Qt - 793094015424- Gardin Warehouse
General Hydroponics pH 4.01 Calibration Solution, Quart
$13.99 USD $25.99 USD
In stock, 10 units
ClearanceSave 53%
Accessories - Gardin Digital TDS Pen - Gardin WarehouseAccessories - Gardin Digital TDS Pen - Gardin Warehouse
Digital TDS Pen
$6.99 USD $14.99 USD
In stock, 73 units
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5 in 1 Digital PH, TDS, EC, Salt, Temperature Water Quality Monitor Pen5 in 1 Digital PH, TDS, EC, Salt, Temperature Water Quality Monitor Pen
5 in 1 Digital PH, TDS, EC, Salt, Temperature Water Quality Monitor Pen
$34.99 USD $54.99 USD
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Luster Leaf Rapitest Soil pH tester, 10 TestsLuster Leaf Rapitest Soil pH tester, 10 Tests
Luster Leaf Rapitest Soil pH tester, 10 Tests
$4.99 USD $11.99 USD
In stock, 7 units
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- Aquarium 6 in 1 Test Strips - 100 Strips - Gardin Warehouse- Aquarium 6 in 1 Test Strips - 100 Strips - Gardin Warehouse
Aquarium 6 in 1 Test Strips, 100 Strips
$9.99 USD $19.99 USD
In stock, 16 units
Accessories - Hanna Instruments General Purpose Electrode Cleaning Solution - Gardin Warehouse
Hanna Instruments General Purpose Electrode Cleaning Solution
$1.99 USD
In stock, 3 units
ClearanceSave 37%
Accessories - Bluelab Guardian Connect - 9421024920586- Gardin Warehouse
Bluelab Guardian Connect
$319.99 USD $507.99 USD
Only 1 unit left
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Observation, Measurement, Control - GroLine Direct Soil pH Electrode HI1294 for HI9814 - 8000001294- Gardin Warehouse
GroLine Direct Soil pH Electrode HI1294 for HI9814
$129.99 USD $237.99 USD
Only 1 unit left
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Digital Wifi 6 in 1 Monitor pH, TDS, EC, TEMP, SALT, G.SDigital Wifi 6 in 1 Monitor pH, TDS, EC, TEMP, SALT, G.S
Digital Wifi 6 in 1 Monitor pH, TDS, EC, TEMP, SALT, G.S
$87.99 USD $119.99 USD
In stock, 4 units

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