Hey every one!
Ok so I though I was having Nitrate issues but not I'm not sure... My Salifert kit says I have 50ppm and my API says I have 0ppm. Both kits are about a year old so I went out and got 3 new test kits, here are my results:
New Salifert read 25ppm
New API read 0ppm
and New Elos read...