understanding water for your reef

blane perun

Member
Did you ever wonder what’s in the water.
How a conductivity Meter Measures Salinity.
Did you ever wonder what is a conductivity meter exactly measuring in the tap water, or our freshly mixed salt water. When most of us think of conductive materials, we think of heavy metals like iron, copper and such. Salt (NaCI ) when dissolved in water forms electrolytes. Most of these become ions(a corpuscle that conducts electricity). (Na+) and chlorine (CI-) each of which has the capacity to conduct. Measuring Conductivity is an index of the ease of electricity to flow through water, so the more salt in the water the higher the conductivity, because of its increased potential to carry a charge. Consequently the same conductivity meter helps us determine the purity of our make up water. If you are processing your water though a RO / DI you may get a reading or 5 - /2k microsiemens which tells you the water in near pure. Now you may find yourself asking what a TDS (total dissolved solids) meter will measure, and what is the difference between a TDS an Conductivity Meter, I’d say consult the manufacturer. To understand the entire picture of water, you can benefit from studying and comparing the measurements from either meter over and observed time frame, since the tap water from sources like this city is not constant.
Blane
 
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