Sanitiser into FV

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Davy6Mac

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Hi All,
Think my latest batch may be ruined, cold crashed it overnight & today. Just been to check it and the jar that the blow off tube was in which contained the sanitised water had almost disappeared, think that it may have transferred back into the FV, should I have taken the tube out of the jar before cold crashing. The sanitiser is Chemsan. Think this is a schoolboy error on part.
Anybody got any bad news followed by good news about this problem
 
I’ve never used Chemsan, but assume it’s just the same as Starsan. In which case it’ll be fine.
 
It is a chlorine based sanitiser that kills beer, as fermentation produces phenols and chlorophenols smell/taste absolutely repugnant and the human nose is exceptionally sensitive to these.
 
It is a chlorine based sanitiser that kills beer, as fermentation produces phenols and chlorophenols smell/taste absolutely repugnant and the human nose is exceptionally sensitive to these.
It’s acid based isn’t it? That’s why it’s no good for getting rid of wild yeast? If it was chlorine based it wouldn’t be no-rinse.
 
It’s acid based isn’t it? That’s why it’s no good for getting rid of wild yeast? If it was chlorine based it wouldn’t be no-rinse.

Yes, that's right.If Chemsan is acid based, like Starsan, no worries!
 
In future you could harvest some C02 From the FV into a balloon during ferment (if you don’t have another source of C02), then reattach it when could crashing.
 
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