COM-100: Waterproof EC/TDS/Temp Combo Meter
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Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more.
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PH-200: Waterproof pH Meter
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Ideal for all pH testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment, wine, coffee, agriculture and more. |
TDS-3: Handheld TDS & TempMeter w/case
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Ideal for commercial use, with vinyl carring case and belt clip
Upgraded model includes the mometer
Hold function stores readings outside of the water; Auto-off function conserves battery power
Large, easy-to-read display
Strong, durable plastic |
TDS-EZ Water Quality Tester
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Economy model ideal for end-users
• Fun, translucent blue housing
• Reliable meter at an
unbeatable price
• Includes a TDS chart on the back of the meter |
TDS Calibration Solutions
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For optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity levels in wide or different ranges. |
pH Buffer Solution Variety Pack
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HM Digital's pH buffer solution comes in powder form, so it's lightweight, takes up very little space, is inexpensive and has an indefinite shelf life |
SP-C1: Replacement Sensor for the COM-100
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- Platinum TDS/EC Sensors
- Thermister
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SP-C1: Replacement Sensor for the COM-100
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- Glass pH sensor and reference tube
- Thermister
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