well chek the ammonia this morning with api test kit show .25 .. now shek this afternoon seems 0 ppm . now decide to chek mi ro/di water for ammonia seems to be at .50 ppm well chek my tap water seems .50ppm when to my lfs but they also use api my ro/di water .50 ppm so whent ahead and bought spring water ..shows .50 ppm also well whent back to the store bougt destiled water and shows .50 ppm of ammonia seems to my all water in new bedford has ammonia or all api test kit dont work ? does any body have an idea what happen ?