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    HM Digital 1000ppm TDS and EC Calibration Solutions
    HM Digital 1000ppm TDS and EC Calibration Solutions

    Calibration Solution TDS 1000ppm NACl

    SG$18.95
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    HM Digital 342ppm TDS and EC Calibration Solutions
    HM Digital 342ppm TDS and EC Calibration Solutions

    Calibration Solution TDS 342ppm NACl

    SG$18.95
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    HM Digital AP-1 AquaPro Water Quality Tester (TDS)
    HM Digital AP-1 AquaPro Water Quality Tester (TDS)

    TDS Range: 0-5000ppm (mg/L) Temp. Range: 0-80°C; 32-176°F Accuracy: +/-2%

    SG$58.00   49.95   14%
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    HM Digital AP-2 AquaPro Water Quality Tester (EC)
    HM Digital AP-2 AquaPro Water Quality Tester (EC)

    EC Range: 0-9999 µS Temp. Range: 0-80°C; 32-176°F Accuracy: +/-2%

    SG$58.00   49.95   14%
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    HM Digital COM-100 EC / TDS / Temp Combo Meter (Upgraded Model)
    HM Digital COM-100 EC / TDS / Temp Combo Meter (Upgraded Model)

    EC Range: 0-9990µS, Resolution: 0-99: 0.1 µS/ppm, Temperature Range: 0-80°C; Accuracy: +/-2%

    SG$92.95
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    HM Digital COM-300L Long Probe pH / EC / TDS / Temp Meter Pro Kit
    HM Digital COM-300L Long Probe pH / EC / TDS / Temp Meter Pro Kit
    SG$288.00
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    HM Digital COM-300PK pH / EC / TDS / Temp Meter Pro Kit
    HM Digital COM-300PK pH / EC / TDS / Temp Meter Pro Kit
    SG$218.00
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    HM Digital COM-80 EC / TDS / Temp Combo Meter
    HM Digital COM-80 EC / TDS / Temp Combo Meter

    EC Range: 0-9999µS Resolution: 1µS/ppm Temperature Range: 1-80°C Accuracy: +/-2%

    SG$73.95   69.95   5%
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    HM Digital DM-2 Commercial In-Line Dual TDS Monitor
    HM Digital DM-2 Commercial In-Line Dual TDS Monitor
    SG$88.00
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    HM Digital DM-2EC Commercial In-Line Dual EC Monitor
    HM Digital DM-2EC Commercial In-Line Dual EC Monitor
    SG$98.00
    Out of stock
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    HM Digital EC-3 Handheld Conductivity Tester with Case
    HM Digital EC-3 Handheld Conductivity Tester with Case

    TDS Range: 0-9990µS (µS/cm) Temp. Range: 0-80°C Accuracy: +/-2%

    SG$34.95   29.95   14%
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    HM Digital HM-100 Hydromaster Continuous pH EC TDS Temp Monitor
    HM Digital HM-100 Hydromaster Continuous pH EC TDS Temp Monitor
    SG$398.00
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    HM Digital HM-200 Hydromaster Portable EC TDS pH Temp Monitor
    HM Digital HM-200 Hydromaster Portable EC TDS pH Temp Monitor
    SG$419.95   378.00   10%
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    HM Digital HM-500 Hydromaster EC TDS pH Temp Continuous Monitor
    HM Digital HM-500 Hydromaster EC TDS pH Temp Continuous Monitor
    SG$529.95
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    HM Digital Hydroponic Pro Kit COM-100 PH-200 EC / TDS / Temp / pH Meters
    HM Digital Hydroponic Pro Kit COM-100 PH-200 EC / TDS / Temp / pH Meters
    SG$268.00
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    HM Digital ORP Electrode Storage Solution
    HM Digital ORP Electrode Storage Solution

    60cc bottle for use with ORP-200 or other brands ORP meter

    SG$14.95
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    HM Digital pH Electrode Storage Solution
    HM Digital pH Electrode Storage Solution

    60cc bottle for use with PH-200, PH-80 or similar pH meter

    SG$18.95
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    HM Digital PH-200 waterproof pH / Temperature Meter
    HM Digital PH-200 waterproof pH / Temperature Meter

    pH Range: 0 - 14.00 Temp. Range: 0-80°C; 32-176°F Accuracy: +/- 0.02pH

    SG$129.95
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    HM Digital PH-80 pH hydrotester Temperature meter
    HM Digital PH-80 pH hydrotester Temperature meter

    Range: 0.0-14.0pH, Temperature: 1-55°C; 32-130°F. Accuracy: +/- 0.2pH

    SG$85.95   79.95   7%
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    HM Digital PH-P4 pH 4.0 Buffer Solution 20ml Packs (Box of 20)
    HM Digital PH-P4 pH 4.0 Buffer Solution 20ml Packs (Box of 20)
    SG$38.95
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    HM Digital PH-P7 pH 7.0 Buffer Solution 20ml Packs (Box of 20)
    HM Digital PH-P7 pH 7.0 Buffer Solution 20ml Packs (Box of 20)
    SG$38.95
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    HM Digital SP-C1 Replacement TDS/EC sensor for COM-100
    HM Digital SP-C1 Replacement TDS/EC sensor for COM-100
    SG$53.95
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    HM Digital SP-C2 Replacement TDS/EC sensor probe for HM-100 HM-200
    HM Digital SP-C2 Replacement TDS/EC sensor probe for HM-100 HM-200
    SG$69.95
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    HM Digital SP-C3 Replacement pH/TDS/EC/Temp sensor probe for COM-300
    HM Digital SP-C3 Replacement pH/TDS/EC/Temp sensor probe for COM-300
    SG$98.00
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    HM Digital SP-C5 Replacement TDS/EC sensor probe for HM-500
    HM Digital SP-C5 Replacement TDS/EC sensor probe for HM-500
    SG$69.95
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    HM Digital SP-P2 Replacement pH sensor for PH-200
    HM Digital SP-P2 Replacement pH sensor for PH-200
    SG$68.95
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    HM Digital SP-P5 Replacement pH sensor probe for HM-100 HM-200 HM-500
    HM Digital SP-P5 Replacement pH sensor probe for HM-100 HM-200 HM-500
    SG$79.95
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    HM Digital TDS-4TM Pocket Size TDS & Temperature Meter
    HM Digital TDS-4TM Pocket Size TDS & Temperature Meter

    TDS Range: 0-9990 ppm (mg/L) Temp. Range: 0-80°C Accuracy: +/-2%

    SG$39.95   33.95   15%
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    HM Digital TM-1000 Digital Safety Cooking Food Kitchen Thermometer
    HM Digital TM-1000 Digital Safety Cooking Food Kitchen Thermometer

    Range: -50ºC ~ 250ºC (-58ºF ~ 482ºF) Resolution: +/- 0.1ºC

    SG$49.95   23.80   52%
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