Radial Ruler Contour Gauge Taker Profile Gauge$1.24
tds pen water quality detector
$1.12
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Detaljer
Test item: total dissolved solids in water
Type: Water Quality Rapid Analyzer
Measuring range: 0-9990ppm
Measurement accuracy: 2%
Power supply voltage: 1.5V*2
Resolution: HD digital display
Applicable industries: total dissolved solids
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