Calibration fluid Dinotec pH 4 + pH 7 + Redox 465 mV

Calibration fluid for pH 4 electrodes.

For proper operation of the equipment, it is wise to replace regularly the calibration fluid.

At least once a year!

Calibration fluid for pH 7 electrodes.

For proper operation of the equipment, it is wise to replace regularly the calibration fluid.

At least once a year!

Calibration fluid for Redox electrodes, 465 mV.

For proper operation of the equipment, it is wise to replace regularly the calibration fluid.

At least once a year!