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Thread: How to see if anti chlorine is still usable

  1. 22nd Jan 2017, 11:57 #1
    Gareth tan
    Gareth tan is offline Regular
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    How to see if anti chlorine is still usable

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    Hi i recently bought qian hu anti chlorine and it does not have a expiry date.....any way to see if it is spoilt?


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  2. 22nd Jan 2017, 13:02 #2
    Guppendler
    Guppendler is offline Veteran
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    Re: How to see if anti chlorine is still usable

    It can keep for very long time as it's mainly thiosulphate, hardly breaks down
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  3. 22nd Jan 2017, 13:10 #3
    Gareth tan
    Gareth tan is offline Regular
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    Re: How to see if anti chlorine is still usable

    Ah but mine smell like rotten eggs


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  4. 22nd Jan 2017, 17:57 #4
    Guppendler
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    Re: How to see if anti chlorine is still usable

    Yes thiosulphare smells like rotten egg due to the sulphate content. It's normal
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  5. 23rd Jan 2017, 07:00 #5
    Gareth tan
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    Re: How to see if anti chlorine is still usable

    Oh i see. Ok thks for the info!!


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  6. 23rd Jan 2017, 09:39 #6
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    Dscheng
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    Re: How to see if anti chlorine is still usable

    Best is to use a CI test kit.
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