Lutron PWH-303 Pure Water/Hardeness Tester
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\nPURE WATER/HARDNESS METER
\nModel : PWH-303
\n* Separate Pt glass electrode, high performance for pure
\nwater low conductivity measurement.
\n* Measurement water conductivity : 0 to 1999 uS .
\n* Measurement water hardness : 0 to 1000 ppm.
\n* Separate Meter with the probe, easy operation.
\n* Hold , Record ( max., min.).
\n* DC 1.5V battery ( UM-4/AAA ) x 4.
\n* Water conditioning , aquarium , food processing, photography , school ,laboratory, industrial and quality control.
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