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Re: [APD] Calcium Carbonate question

I believe Jerry Baker wrote this email section below:
> Stuart Halliday wrote:
>> My KH is high at 15-20dh, ph is 7.8-8 and I've no idea what the CO2 level 
>> is. All the Co2 level graphs I've seen only go up to a KH of 10.
> Use the calculator instead of the chart and know no bounds :)
> http://fish.bakerweb.biz/calculators.html

Page is a mess in Internet Explorer 7. :-)

I've downloaded the Chunk calculator from :
That's ok.

> With a pH that high I'm not surprised that the CaCO3 wouldn't dissolve. 
> CaCO3 really isn't so bad. Keep in mind that an irritant to creatures 
> using lungs does not necessarily mean it irritates those with gills. 
> Small particles are pretty irritating to lungs, but not necessarily so 
> for gills.

Thanks for that. :-)

Stuart Halliday
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