ISFET pH Meters
& Non-Glass Probes
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Pool Care Application Notes

Benefits of the miniLab Pocket-sized pH meter:

Rugged- no glass to break and waterproof
Portable- can go anywhere you go to monitor your pool’s pH levels
Easy to use- stores dry and easy to calibrate
Easy to clean- with toothbrush and detergent
Long-lasting- 15,000-20,000 tests typically

pH has an important impact on sanitizer effectiveness, pool and spa surfaces, pool equipment and the swimmer. There are common problems associated with pH levels that are too high or too low. The following table details these problems:

High pH Readings Low pH Readings

Poor sanitizer efficiency

Poor sanitizer efficiency

Cloudy water

Stained plaster

Shorter filter runs

Corroded metals and equipment

Scale formation

Skin and eye irritation

Skin and eye irritation

 

The ideal pH range for pool water is approximately 7.4 to 7.6 with pH values of 7.2 to 7.8 being acceptable. Spas should be maintained within a pH range of 7.2 to 7.8.

Balanced water is a term used to describe the ideal condition of a pool. The water is balanced if it has just the right amount of pH, pH buffers, calcium and magnesium hardness, and dissolved solids.

In order to determine the pH and disinfectant concentration in your pool water, tests should be conducted regularly with the miniLab pH meter. Public pools should test their water every day before the pool is opened, then at least once during the morning, afternoon and evening sessions. Testing intervals should be no longer than four hours when the pool is open.

Consult pool and spa supply stores for help in raising or lowering pH levels in the pool water,. Soda ash and sodium bicarbonate are helpful in increasing pH. Liquid muriatic acid works best to lower pH effectively.

We recommend the miniLab pocket-sized pH meter for your pool maintenance needs. The meter requires no maintenance and stores dry. Our silicon chip sensor eliminates the risk of fragile glass sensors and will change the way you measure pH. Our meter offers high accuracy and fast response times. It is very rugged and easy to use in both personal and public pools. View the miniLab pH meter and get more details.

 

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IQ Scientific Instruments, Inc. Disclaimer:
IQ Scientific Instruments uses its best efforts to provide accurate and informative application notes,
but is not responsible for the results of any errors that may be found to exist in the content of the notes.