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1. cdn.who.int › media › docsChlorine in Drinking-water - World Health Organization

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   A colorimetric method can be used to determine free chlorine in water at concentrations of 0.1–10 mg/litre. Other methods allow for the determination of free chlorine, chloramines, other chlorine species, and total available chlorine, and are suitable for total chlorine concentrations up to 5 mg/litre.

   • GUIDELINES FOR DRINKING-WATER QUALITY - World Health Organization (WHO)

     Chlorine. Chlorine is produced in large amounts and widely...

2. www.who.int › docs › default-sourceGUIDELINES FOR DRINKING-WATER QUALITY - World Health Organization...

   www.who.int › docs › default-source

   Chlorine. Chlorine is produced in large amounts and widely used both industrially and do-mestically as an important disinfectant and bleach. In particular, it is widely used in the disinfection of swimming pools and is the most commonly used disinfectant and oxidant in drinking-water treatment.

3. www.thespruce.com › free-chlorine-vs-total-chlorine-5071559How to Test Free Chlorine vs. Total Chlorine Levels - The Spruce

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   29 sie 2024 · Free chlorine is the amount of beneficial chlorine present in chlorinated water that is available—or free—to combine with that chlorinated water. Once the free chlorine does combine, it will kill and neutralize the water's contaminants.

4. sensorex.com › free-chlorine-vs-total-chlorineFree Chlorine vs Total Chlorine: What’s the Difference?

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   11 lut 2020 · Free chlorine refers to the amount of chlorine that has yet to combine with chlorinated water to effectively sanitize contaminants, which means that this chlorine is free to get rid of harmful microorganisms in the water of your swimming pool.

5. www.ysi.com › ysi-blog › water-blogged-blogFree Chlorine vs Total Chlorine | When to Measure What? - YSI

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   10 kwi 2024 · Free chlorine is the most important parameter to measure when ensuring water is safe for human consumption, while total chlorine is important to measure when monitoring the effectiveness of chlorine disinfection and its impact on the environment.

6. www.camlab.co.uk › blog › whats-the-difference-between-free-and-total-chlorineWhat's the difference between free and total chlorine? - Camlab

   www.camlab.co.uk › blog › whats-the-difference-between-free-and-total-chlorine

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   Free Chlorine measures the amount of free chlorine only – hypochlorous acid (HOCl) and hypochlorite ions (OCl–) in the water. Total Chlorine measures the free and combined chlorine – hypochlorous acid (HOCl), hypochlorite ion (OCl–) plus the chloramines (NHCl species)

7. sensorex.com › chlorine-in-drinking-waterUnderstanding Free Chlorine in Drinking Water and Water Treatment...

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   4 mar 2024 · Free chlorination is necessary to maintain water quality and safety. By introducing free chlorine to the water, it can be adequately disinfected, which ensures that harmful bacteria and pathogens are removed before it’s distributed.