Phenol Red Rapid spare pills Lovibond (100 pcs)

The phenol red rapid spare pills are suitable for the Lovibond manual testers such as the DPD and pH analysis set Lovibond. Thanks to these pills, you measure the pH value of the water. This product contains 100 pellets. 1 pill is good for one measurement. 

The ideal pH value of the water is between 7.2 and 7.6. If the pH value is higher than 7.6, add pH minus. If the pH value is lower than 7.2 add pH plus.