Dissolved oxygen meters are used to quantify the amount of dissolved oxygen (DO) in surface waters or at different stages of wastewater treatment. There are two dissolved oxygen meters in the ...
After all the work you’ve done with lighting, extractor fans, nutrients, grow medium, watering and everything else you need to consider when growing good cannabis indoors, an invisible component of ...
The easy-to-operate DOH-SD1 Series dissolved-oxygen meter has a real-time SD-card data logger. The meter features an LCD with green light backlighting, altitude and salt adjustments, RS-232/USB ...
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