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Method Seven Resistance 2 HPS Crystal Classic
100% natural coir hydroponic growing medium
For use on all plant cuttings to stimulate root growth
Potassium Nitrate
Bluelab Commercial Truncheon Meter HGC706147 Method Seven Resistance 2 HPSWith a conductivity range right up to 6. 0 EC (60 CF, 3000 ppm x 500 and 4200 ppm x 700), it will never leave you short. The Commercial Truncheon Nutrient Meter has been designed for hydroponic crops that require a higher than normal EC or ppm requirement during their growing cycle. It is super tough, fully waterproof, has no on off buttons to worry about and does not need calibrating. EC (0. 4 6. 0), CF (4 60) and ppm scales (TDS and 700 scale). Auto
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