Hanna Soil Conductivity/Salinity Meter w/Carrying Case Sea Green Hydro The Hydrofarm Vertical Grow Shelf

The Hydrofarm Vertical Grow Shelf System is a sturdy

VermiFire performs above and beyond the call of duty

Accurate and easy to adjust CO2 flow meter

or as a foliar spray

CAUTION: Please use carefully

Hanna Soil Conductivity/Salinity Meter w/Carrying Case Sea Green Hydro The Hydrofarm Vertical Grow ShelfThis instrument was designed to address the need for fast and accurate conductivity measurements in soil and liquids. It is supplied with two probes: a stainless steel, conical tip for direct soil measurement and one for fertilizer enriched solutions. The meter measures the soil conductivity in EC (mS cm) as well as salt activity (g L). The different scales can be selected through two keys on the front panel and two separate LEDs indicate which