PH, EC, TDS Meters and Solutions

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Growee Starter Combo Doser

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MSRP:

Was: $995.00

Now: $950.00
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HM Digital 1000 ppm TDS Calibration Solution, 3 oz (90 ml)

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Now: $9.49
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HM Digital 20 pack mix of 1000 ppm TDS, pH 4, pH7, pH storage solutions

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Now: $24.95
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HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester

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Now: $42.95
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HM Digital Hydromaster 100 - Continuous pH/TDS/EC/Temp meter

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Now: $284.95
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HM Digital Hydromaster 500 - Continuous pH/TDS/EC/Temp meter

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Now: $359.95
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HM Digital Hydromaster Portable - pH/TDS/EC/Temp

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Now: $274.95
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HM Digital Hydromaster Replacement EC/TDS Probe

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Now: $49.99
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HM Digital Pen style pH/Temp meter

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Now: $49.95
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HM Digital Pen style TDS/EC/Temp meter

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Now: $39.95
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HM Digital Pen style TDS/Temp meter with case

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Now: $19.95
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HM Digital pH 4.0 buffer solution - single pack of 20 ml

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Now: $24.95
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HM Digital pH 7.0 buffer solution - Single packet of 20 ml

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Now: $24.95
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HM Digital pH Electrode storage solution - 60 cc

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MSRP:

Was:

Now: $8.95
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HM Digital PH-200 Waterproof pH/Temperature Meter

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MSRP:

Was: $99.95

Now: $91.73
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HM Digital PH-80 pH/Temperature Meter

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Was:

Now: $46.50
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HM Digital PH-STOR pH Electrode Storage Solution

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MSRP:

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Now: $8.49
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HM Digital Pro Series Dual Probe pH/TDS/EC/Temp meter

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MSRP:

Was: $174.95

Now: $139.96
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HM Digital Pro Series Pen style pH/TDS/EC/Temp meter

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MSRP:

Was:

Now: $159.95
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HM Digital Pro Series Pen style TDS/EC/Temp meter

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MSRP:

Was:

Now: $74.95

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