The Bluelab EC calibration and cleaning kit is perfect when you have a Bluelab pH or controller. This will allow you to clean your probe in order to have precise and non-erroneous measurements.

Solution values:

- CF27.7 = 2.77 EC or 2.77 mS/cm²
- CF27.7 = 1350 ppm (Measurement 500)
- CF27.7 = 1890 (Measurement 700)

Product content:

• Instructions for use
• Standard calibration solution 2x 20ml CF27.7 (EC 2.77)
• Test cleaning
• Container provided for the calibration solution
• Bluelab Leather Brushes