[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: CO2 formula, Is this right?
Arturo Batista said:
> Subject: CO2 formula, Is this right?
>
> Two questions:
>
> First:
>
> My brother who is a Chemical Engineer sent me this formula and told
> me that
> it would accurately provide the CO2 concentration in PPMs, as long as
> phosphate buffering was low or nil. I have compared it with the chart
> at The
> Krib, and it tracks pretty close, but not quite.
>
> There seems to be subtle differences. Can anyone here comment on it?
>
> The formula is:
> CO2 (PPM)= 3 * KH * 10^(7-PH)
>
That's the same forumala the George and Karla Booth have on their
website, which is now:
http://aquaticconcepts.thekrib.com/
I always thought that The Krib's table was made using that formula. I
made the table that way and came out the same as George and Karla --
allow for rounding.
Scott H.
__________________________________________________
Do You Yahoo!?
Yahoo! Sports - Coverage of the 2002 Olympic Games
http://sports.yahoo.com