latazyo New member Jan 11, 2007 #1 what is the difference between free adn total ammonia and which one do I care about when testing?
latazyo New member Jan 12, 2007 #2 nevermind total ammonia = free ammonia (bad) + ammonium (virtually harmless) so I only care about free
nevermind total ammonia = free ammonia (bad) + ammonium (virtually harmless) so I only care about free
