AZ Waterproof EC & TDS Pen varo__Mini 20L 5 is a good average

5 is a good average location

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Citrus Rust Mite

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AZ Waterproof EC & TDS Pen varo__Mini 20L 5 is a good averageThe AZ Electric Conductivity and TDS Meter is an essential tool for anyone interested in monitoring their water solution target. This meter can measure the conductivity, total dissolved solids (TDS), and temperature of a water sample, giving you a complete picture of water quality. The units of conductivity can be displayed in either microsiemens (S) or millisiemens (mS), while the units of TDS can be displayed in either parts per million (ppm) or