How long does prime stay "active" in dechlorinated water?

  • We are currently upgrading MFK. thanks! -neo
Yes, would you please contact them and let us know what happens to the sulfur? There are sulfur-fixing bacteria which convert sulfur to hydrogen sulfide gas, but I thought they were anaerobic. Wish I knew more about this.

you are correct. I am a wastewater treatment plant operator so we are trained in Hydrogen Sulphide.

the bacteria reduce sulphur compounds to form hydrogen sulphide gas. they are indeed anaerobic.

the only place where these bacteria are going to live in aquaria would be in saltwater 'plenum's or deep sand beds where nitrate reducing bacteria also will exist in anoxic/anaerobic zones - giving off nitrogen gas in the process.

there really aren't anoxic zones in most freshwater setups - its possible in some setups with sand bottoms that are not turned over often though. but these days, its pretty rare - most people are pretty good about avoiding 'dead pockets' in sand..
 
12 Volt Man;3065368; said:
you are correct. I am a wastewater treatment plant operator so we are trained in Hydrogen Sulphide.

the bacteria reduce sulphur compounds to form hydrogen sulphide gas. they are indeed anaerobic.

the only place where these bacteria are going to live in aquaria would be in saltwater 'plenum's or deep sand beds where nitrate reducing bacteria also will exist in anoxic/anaerobic zones - giving off nitrogen gas in the process.

there really aren't anoxic zones in most freshwater setups - its possible in some setups with sand bottoms that are not turned over often though. but these days, its pretty rare - most people are pretty good about avoiding 'dead pockets' in sand..
So my well cycled 90 gallon with 2 - 50% water changes a week will not have a sulfur build up then? It will basically gas off by my beneficial bacteria?

EDIT sorry my friend helped me understand. I got it now thanks for clearing that up!
 
12 Volt Man;3067480; said:
I refuse to use Prime because of all the 'prime smells like farts' threads :)

besides, I only need a dechlorinating conditioner, I don't need it to take care of ammo and nitrite, as all my tanks are well established. the bacteria are doing a great job of that as it is :)
It does not eliminate it . It simply just locks it up and your bio filter still processes it. To me its a good safeguard if the local water spikes with ammonia or whatever. Plus its one of the cheapest. Cmon man climb on board ;)
 
12 Volt Man;3067820; said:
nope, I like my fishroom smelling fresh and clean..:)
:D I never noticed the smell until someone else mentioned it. Makes sense though.
 
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