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Sodium Thiosulfate Pentahydrate Crystals

$3.99 - $77.89
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Sodium Thiosulfate Pentahydrate Crystals


* Typically used in dechlorination of water (aquariums, koi ponds, etc..),

* Tanning leather,

* Photography

Easy to use- To make a concentrate to dechlorinate water try  adding just 4 Oz of Sodium Thiosulfate to 1 gallon of water. Then just use 1 -2 drops of your concentrate per gallon of water to be dechlorinated.

*Always test water using chlorine test kit to verify your chlorine activity AFTER dechlorinating.

in large systems you may also need to test for ammonia levels. 

Synonyms sodium subsulfite; HYPO; antichlor; Thiosulfuric acid, disodium salt; Thiosulfuric acid (H2S2O3), disodium salt;Na2O3S2