Quote:
Originally Posted by Anirban
You are using an ULR tester right. There is a possibility of PO4 leaching from rock and it will take some time to go away. Zeo absorbs ammonia and helps in NO3 reaction mainly. If with a ULR tester you can keep it maintained at 0.02-0.04 its fine for now. Slowly when the system mature it will reduce more. Where is your NO3?
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No, i test it with a Hanna Phosphorus not the ulr phosphate . I have already converted the values into phosphorus because most people can not have the value of the phosphorus.
No3 is about 0.25 - 0.75
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