PH ??
My kh and gh out of the tap is less than 17.9 and my pH is 8.6. In the pond gh is 80 and kh 300 ph holds at about 8.3. Bill
Category: Philippines Internet Koi Society
My kh and gh out of the tap is less than 17.9 and my pH is 8.6. In the pond gh is 80 and kh 300 ph holds at about 8.3. Bill
Category: Philippines Internet Koi Society