Blue Lab - BLUELAB CALIB PH4 250ML

Quantity: 2

1x 250 ml pH 4 calibration solution

 

Standard solutions for calibration and conductivity ... a must in every grower's toolbox.

The Bluelab® calibration and conductivity standard solutions are essential for use with all Bluelab® products.

Bluelab® solutions are manufactured specifically for Bluelab® products and are based on high laboratory standards to ensure that your Bluelab® products last longer and remain accurate.

Of course also great to use with other brands of meters and sensors.

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