| CPC C02F 1/70 (2013.01) [A23K 10/00 (2016.05); C02F 2101/12 (2013.01); C02F 2209/29 (2013.01); C02F 2303/02 (2013.01)] | 8 Claims | 
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               1. A liquid composition for treatment of chlorinated liquid, comprising: 
            a. sodium thiosulfate pentahydrate, present in an amount of about 15% (w/v); 
                b. about 0.5% (w/v) a weak base; and 
                c. about 84.5% (w/v) water, 
                wherein the composition is shelf stable for at least about 6 months. 
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