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- Safety glasses and gloves are required at all times
Unique open rated lamp construction reduces radiant heat from the arc tube and is suitable for open fixture use with a PGZX18 base
Gaia Green Worm Castings are most commonly used as a bioinoculant to reintroduce the full range of micro-organisms into the soil or growing media
Potassium) 2-4-0
Hanna pH / EC / TDS / Temp Portable Meter - HI 9813-51 med even distributionThe HI9813 51 is an economical, water resistant, portable meter that measures pH, conductivity (EC), total dissolved solids (TDS) and temperature with a single probe. The meter operation is simplified with dedicated buttons for measurement modes to be displayed on the LCD and knobs for single point calibration of pH and EC TDS. The HI9813 51 has a variable EC to TDS conversion factor that automatically changes from 0. 56 to 0. 78 ppm = 1 S cm based on
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