i am having a digital turbidity meter from global instruments. i am unable to calibrate it.can u suggest me how to calbrate and service my turbidity meter.
A turbidity meter is a water quality meter usually required by govt. agencies regulating water quality. They are usually very expensive, and require expensive standard water to calibrate, and logs to be kept. Once you have one, the regulating agency will probably never ask to see it, so it's all very frustrating.