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Display: 4 channel and 4 digit LCD
The Pentype DO meter is a portable device designed to accurately measure the dissolved oxygen (DO) levels in liquid
Distance Spot Ratio: 12:1
legibly written results indicating a specific value
1mm(> 100mm)/0
ECM-302 Pentype 2-in-1 TDS / EC Meter with ATC Digital Water Quality Tester Temperature Measurement for Water Analysis Hydroponics Aquaculture Ruby / Chelsea Filter Display: 4 channel and 42 in 1 digital pen type water quality tester. Measure TDS, Conductivity and temperature of your liquid sample in one handy unit. Total Dissolved Solids (TDS) measured in ppm (parts per million) is key factor in water quality analysis, water with high level of TDS is not safe for human consumption. On the other hand EC measures the electrical conductivity in a solution. This two parameter has multiple applications in research and engineering, with
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