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Thread: The co2 chart
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post #9 of (permalink) Old 03-13-2007, 02:26 AM
Children Boogie
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there's also the method of checking the ph of the aquarium water.. and then let it sit in a cup for 24 hours. Then check the PH again.
the difference is the CO2 dissolving into the water that has gone into the air.
I think .1 difference of PH is 3 PPM of CO2.

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