Chlorine (Free)
Chlorine is a chemical element with the symbol Cl and atomic number 17. It is a yellow-green gas at room temperature and is a strong oxidizing agent. Chlorine is commonly used in water treatment to kill bacteria and other pathogens.
Health Guideline Level (HGL)
0.000302 ppb
Maximum level that poses minimal health risk based on the latest science
Health Effects
Exposure to chlorine can cause respiratory issues, skin irritation, and eye irritation. Ingesting chlorine can lead to gastrointestinal distress and other serious health problems.
Affected Organs & Systems:
Common Sources
- Water treatment processes
- Swimming pools
- Household cleaning products
How to Remove It
Water filters certified under the following NSF standards are effective at removing Chlorine (Free):
Health Guideline Level
The HGL represents the maximum level that poses minimal health risk based on the latest scientific research. It's often more protective than federal legal limits.
Contaminant Type
Chlorine (Free) is classified as a Disinfectants contaminant.
This contaminant primarily affects the Lungs, Skin, and other systems.
Check Your Water
Find out if Chlorine (Free) is in your tap water.
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