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Removable water-proof floor tray for spillages
the ATS300W Pro
Understanding How CO2 is absorbed by plants
transplants and for general health
TDS Meter Pen Misc Removable water-proof floor tray forWhite or Blue may be supplied Portable TDS meter is a professional instrument with multi function, can be used for testing water TDS (the weight of total dissolved solid of water, unit is mg L or ppm), conductivity (the ability of conduction current expressed in digit, unit is us cm) and the temperature. The pen type design and fast numerical stability lead to an accurate result. Lock Function: Makes It Easy To Read And Record, Press HOLD Button Then