You have to use chemicals to protect your pool from virus, bacteria, algae and mold. These chemicals must be used after the results of the test kit. There are some points to consider when using these kits. These kits must always be used with their original tablets and the expiry dates must also be controlled. You must not touch these kits with your hands. They must be preserved in a cool, dry and non-light place. After using these kits, it is very important not to have any infection. So immediately after using these kits, it must be washed with clean water and must be rinsed with pure water. It helps you measure the pH, chlorine and brom values in the pool.