Yieryi 1/5/10/30 Pcs ORP Calibration Buffer powder ORP tester correction solution powder 256mv Standard

Feature:

This is a buffer powder , A calibration solution for ORP meter, ORP tester measuring calibration solution 256mV. solves the problem of inconvenience and expensive transportation of ORP correction liquid, and makes ORP correction more convenient and easy.

Operation steps:

1.Add the contect of the sachet into a container with 50ml(1.69oz) of distilled water at the temperature of 25c(77f)
2.Mark the container with the ORP level powder used for future reference and keep it away from children.

Tips:

This product is a one-time-use product and cannot be stored. It is recommended that you purchase more at one time as needed to get a greater discount.

How often does the ORP need to be calibrated?

It is recommended to use calibration once a week.