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Ships within 48 hours · Estimated delivery Aug 31 - Sep 5
Two years later
0 targets various plant diseases such as powdery mildew
and advanced connectivity to optimize your growing experience
Loose cases ship with no wrapper and no cards
BlueLab Calibration Solution - 27.7CF/EC2.77 - 250mL Solutions Two years laterCalibration solution for Truncheon, Guardian (conductivity), and ppm EC pen. 2. 77 EC = 1350 TDS ppm (500 scale) = 1890 ppm (700 ppm) The 2. 77EC Conductivity solution is used as a reference or checking solution to ensure you have adequately cleaned the EC CF probe. These solutions should be stored in a cool place out of direct sun and heat. Please keep out of reach of children. They should be stored with the lids securely tightened.
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