Hanna Cal Check Solution, case of 25 spl_cp sweetpotato (silverleaf) and avocado whitefly

sweetpotato (silverleaf) and avocado whitefly

9 x 22 x 2

The HI98107 tester features a large multi level LCD which displays both pH and temperature readings simultaneously

dials located on the front panel makes calibration quick and simple

provide data for documentation

Hanna Cal Check Solution, case of 25 spl_cp sweetpotato (silverleaf) and avocado whiteflyThese sachets are for use with the Hanna HI9813 6 GroChek portable pH TDS EC Temp meter, which utilizes the Cal Check Solution to determine whether the probe is in need of cleaning or replacement. The sachets should only be used once, then discarded, in order to avoid contamination and improper readings.