It’s ok if it varies whatever the ammonia reads we don’t expect to be zero in a reef tank, using that kit
do a search
after the search on api accuracy, what did you find
did you see by and large in the search of people posting api readings and the crowd reminds them it’s unreliable
if you put down the test kits for cycling and never run them again on this tank you will enjoy reefing more
skipping fish disease preps was the risk, not the cycle using common bottle bac
see the fish disease forum for what slowly happens over the next few months, the cycle didn’t cause disease in the fish
no fallow and quarantine did