Conductivity and pH are important parameters for assessing the quality of water, including deionized water (DI water). Here are the conductivity and pH values of DI water:

Conductivity:

Deionized water has very low conductivity because it has been purified to remove ions, minerals, and other contaminants. The conductivity of DI water is typically less than 0.1 microsiemens per centimeter (µS/cm) at 25°C.

pH Value:

The pH value of DI water is typically around 7, which is considered neutral. Pure water has a pH of 7, but when exposed to carbon dioxide from the air, DI water can slightly become acidic, lowering its pH value. However, the pH value of DI water is generally close to 7.

It's important to note that deionized water can absorb contaminants from the environment over time, so it's essential to store it properly in clean containers to maintain its high purity.