HM Digital

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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-80 pH/Temperature Meter

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Now: $47.99
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HM Digital 20 pack mix of 1000 ppm TDS, pH 4, pH7, pH storage solutions

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HM Digital Hydromaster 100 - Continuous pH/TDS/EC/Temp meter

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Was: $284.95

Now: $211.25
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HM Digital Hydromaster 500 - Continuous pH/TDS/EC/Temp meter

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Was: $359.95

Now: $268.13
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HM Digital Hydromaster Portable - pH/TDS/EC/Temp

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Was: $274.95

Now: $202.50
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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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HM Digital Pro Series Dual Probe pH/TDS/EC/Temp meter

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Was: $174.95

Now: $132.85
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HM Digital Pro Series Pen style pH/TDS/EC/Temp meter

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Was: $159.95

Now: $121.19
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HM Digital Pro Series Pen style TDS/EC/Temp meter

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Now: $74.95
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HM Digital Professional Series EC/TDS/Temp Meter (Long)

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Was: $99.95

Now: $81.56
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HM Digital Replacement pH sensor for HM-500/ HM-200

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Now: $54.95
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HM Digital Replacement pH sensor for PH-200/COM-360

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HM Digital Replacement Probe COM-300

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HM Digital Replacement TDS/EC sensor for COM-100

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Now: $34.95
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HM Digital Replacement TDS/EC sensor for HM-200

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Now: $44.95
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HM Digital Replacement TDS/EC sensor for HM-500

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HM Digital TDS 1000 ppm calibration solution - 20 packets of 20 ml

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Now: $24.95