The Planted Tank Forum - View Single Post - adjusting ph by mixing well water and RO
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Old 08-02-2003, 11:20 AM   #8
m.lemay
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Keep your kh around 4-5 degrees. That'll give you sufficient buffering for co2 injection. Ph readings can be very deceptive with water that has a low buffering capacity. Use kh values instead of ph to set buffering.

Marcel
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