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Re: keeping PH low
Coby,
It seems that your carbonate hardness (alkalinity) is much higher than your
total (permanent) hardness. It is this KH that buffers water. You might want to
check your KH and see if it is high. If it is you will need to lower it before
you can get your pH to drop.
Mike Wise
the dude wrote:
> My water is naturally about 20ppm general hardness. 30 microsiemens and
> around PH 7.
>
> However I cant keep it below Ph6.5 .
> If I use peat it brings it to that PH and just keeps it at 6.5
> That is fine for the apistos I have now... However I would like to try
> keeping some of the blackwater species and I dont know how to keep my PH
> down.
> Even in a tank with just water, I use a HCL to bring the ph to maybe even as
> low as 3.8 and it just starts climbing. in a week it will be at 6. IT goes
> even faster when I have sand or gravel and plants in a tank. the ph starts
> rising within the hour.
> How can I keep my PH low for some of the apistos I would like to keep.
>
> thanks
> coby
>
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