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Re: [APD] filtration goals

I believe Robert T. Ricketts wrote this email section below:
> Stuart Halliday wrote, in part:

> This all basic stuff you likely already know, but just in case. Does your
> utility provide analyses?  Ours do over here, and include silicates.
> Formerly it was hard data, now it is just low/medium/high, but better than
> nothing.

Utility? You mean the local water supplier?
It does and this is the only tank out of the 5 I've got with the problem.
I suspect the soil I put in. I bought a bag of pond soil.

> The phosphate resins will remove silicates as well, but you don't want to
> use those in planted tanks as they will erase the phosphate quite well.  Is
> it worth pre-treatment to you?    You would need phosphate dosing after if
> you rely on water to provide your current levels.  I have no clue as to time
> requirement for the materials to be effective, I formerly used such in
> cichlid breeding tank canisters, no plant issues there.  My water supply is
> low to moderate silicates, so only a new tank occurrence unless I get into a
> water changing frenzy and do back to back 50% partials (once or twice a
> year) and it does fade afterward.

I'll look for a phosphate resin. Ultraphos by UA? It's iron based.

Stuart Halliday
200 Million years in the making...
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