Re: [APD] CO2 revelations

["Laith Arif" <laith at swissonline_ch>]

Can this be right?

That means to raise the KH by 1 degree in 200 liters of water you need to
add 6kg of NaHCO3 (300g x 200liters / 10)?

I think there's an error here somewhere...

Laith




-----Original Message-----
From: Jerry Baker [mailto:jerry at bakerweb_biz] 
Sent: 23 September 2005 00:00
To: aquatic plants digest
Subject: Re: [APD] CO2 revelations

Jerry Baker wrote:
> The atomic weight of NaHCO3 is 84, and the atomic weight of HCO3 is 61. 
> That means for every gram of NaHCO3 you have 726mg of HCO3. If you can 
> measure out 246.5g of NaHCO3 into 1 liter of water, you should have 
> 179ppm HCO3 (bicarbonate). I'm not sure what the test is measuring 
> exactly, but if it's bicarbonate that should do it.

If it's measuring CaCO3 equivalence, measure out 300g of NaHCO3 into 1 
liter to get 10°dKH.



-- 
Jerry Baker






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