29 Jun 2022
The total hardness of your water is too high.
Posts by Hanna Instruments:
What Are The Benefits Of Automatic pH and Chlorine Control?
29 Jun 2022
An automatic measuring and dosing system such as the Hanna BL-121 is a digital device that is installed in your plant room.
Why Is It Important To Measure The pH Of Milk?
29 Jun 2022
The measurement of pH in milk is important in testing for impurities, spoilage, and signs of mastitis infection. While there are a number of factors that affect the composition of...
What Is The Difference Between Free and Total Chlorine In My Pool?
29 Jun 2022
Free chlorine is present in a swimming pool or spa after the addition of liquid chlorine, chlorine tablets, chlorine granules or after activation of a salt electrolysis.
Chlorine Tablets and Granulates: What Are The Disadvantages?
29 Jun 2022
While they are a very easy and popular method of dosing a pool with Chlorine they have several drawbacks when compared to automatic dosing with liquid Chlorine.