Sometimes too much chlorine gets into the pool - often by accidentally overdosing with chlorine or after shock dosing to get
rid of algae. It is not recommended to swim in water with more than 3 parts per million chlorine. Chlorine remover
(sodium thiosulphate) will remove that chlorine so you can swim straight away. Be careful not to overdose chlorine remover
or you will have to add lots of chlorine to remove the chlorine remover. That is good for chemical suppliers profits but not for
As a general rule 2 litres of Dechlorinator per 10,000 gallons of pool water will reduce the chlorine level by 5 parts per million (ppm).
CAUTION: Underdose rather then overdose