Quote:
Originally Posted by rocketlily
My PH was low when I first started also. I was using RO water with a good quality reef salt, but was told that I should be using salt especially for RO water. Seems to have helped. My PH is now around 8.0 in the morning and 8.2 in the evening.
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More likely your live rock simply finished re-curing which stabilized your pH. Let me guess, an LFS convinced you to buy this "special" RO-water salt.