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                                Is your conductivity instrument adequately cleaned and giving accurate results?Most of Bluelab’s EC/ppm equipment does not need calibrating as they are all factory calibrated here at Bluelab (except Bluelab EC and ppm Pens). The 2.77 EC solution is used as a reference or checking solution to ensure you have adequately cleaned the EC/CF probe.To ensure solutions remain accurate: 
 Bluelab solutions are manufactured specifically for Bluelab products are NIST certified and are made to a traceable standard to ensure your Bluelab products last longer and maintain accuracy. 
{Note: The bottles pictured here may look different in some countries.}
 
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15027 BLUELAB CF 27.7 Calibration Solution 250mL BIN 15.50  | 
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