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Salinity/Temperature Pen, Large Display, Sper Scientific
Simultaneously displays the parameter being measured and temperature in °C or °F.
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Ohaus Starter Pen Salinity Meters
When you are looking for accurate results anywhere and anytime, look no further than the OHAUS Starter Series of pen meters designed for education.
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Extech® Waterproof Palm pH Meter with Temperature
This palm-sized pH meter with cabled electrode can measure pH, voltage potential difference (mV) and temperature.
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Milwaukee® Pro Portable pH/EC/TDS Meters
Multi-parameter meters engineered for student use in real world testing environments.
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pH and ATC Pens, Large Display, Sper Scientific
Easy to carry, simple to operate and sufficient for most field pH tests.
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ExStik® Refillable pH Meter
Since you can refill the ExStik® quickly, you won't need to worry about the shelf life of its electrode.
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Ohaus Starter Pen Meters
When you are looking for accurate results anywhere and anytime, look no further than the OHAUS Starter Series of pH pen meters designed for education.

