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Total: 8 , Display: 1 - 8  
EC/TDS REPLACEMENT PROBE S/O
EC/TDS REPLACEMENT PROBE S/O
EC/TDS REPLACEMENT PROBE S/O
Retail $46.23  Your Price $38.95
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HM DIGITAL - 1000PPM CALIBRATION SOLUTION
HM DIGITAL - 1000PPM CALIBRATION SOLUTION
For optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity levels in wide...
Retail $6.95  Your Price $6.50
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HM DIGITAL - AQUAPRO TDS WATER TESTER AP-1
HM DIGITAL - AQUAPRO TDS WATER TESTER AP-1
FEATURES Measures total dissolved solids (TDS) and temperature. Automatic Temperature...
Retail $44.99  Your Price $42.95
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HM DIGITAL - HANDHELD TDS TESTER TDS-3
HM DIGITAL - HANDHELD TDS TESTER TDS-3
Features Ideal for commercial use. Includes a carrying case with belt clip. Highly efficient and...
Retail $36.95  Your Price $34.95
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HM DIGITAL - IN-LINE DUAL TDS MONITOR DM-1
HM DIGITAL - IN-LINE DUAL TDS MONITOR DM-1
Displays TDS levels of the feed water and product water with in & out electrode probes. Highly...
Retail $41.95  Your Price $45.22
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HM DIGITAL - WATERPROOF EC/TDS/TEMP COMBO METER
HM DIGITAL - WATERPROOF EC/TDS/TEMP COMBO METER
FEATURES Measures electrical conductivity (EC), total dissolved solids (TDS), salinity and temperature....
Retail $74.95  Your Price $74.95
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HM DIGITAL - WATERPROOF PH METER
HM DIGITAL - WATERPROOF PH METER
Measures pH and Temperature. Auto-ranging three point calibration with digital fine tuning....
Retail $99.95  Your Price $85.23
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PH REPLACEMENT PROBE S/O
PH REPLACEMENT PROBE S/O
HM Digital Waterproof pH Meter Model PH-200 Replacment probe
Retail $44.95  Your Price $36.74
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Total: 8 , Display: 1 - 8  
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