Apr 11, 2022 #1 J JurisHP Active Member View Badges Joined Nov 15, 2008 Messages 183 Reaction score 13 Location Philadelphia, PA Rating - 0% 0 0 0 Most times my Ca is around 450, but every so often (pretty often actually) my Trident reads it at 530 or more, even though I have not dosed a Ca buffer. Does Ca ever increase on it's own?
Most times my Ca is around 450, but every so often (pretty often actually) my Trident reads it at 530 or more, even though I have not dosed a Ca buffer. Does Ca ever increase on it's own?
Apr 11, 2022 #2 blaxsun 10K Club member View Badges Hospitality Award My Tank Thread My Aquarium Showcase Joined Dec 15, 2020 Messages 26,709 Reaction score 31,208 Location The Abyss Rating - 0% 0 0 0 Not usually. Have you independently tested calcium (Hanna, etc.) to see if the Trident is off?
Apr 11, 2022 #3 Randy Holmes-Farley Verified Community Expert Reef Chemist View Badges Staff member Super Moderator Excellence Award Expert Contributor Article Contributor R2R Research My Tank Thread Joined Sep 5, 2014 Messages 72,100 Reaction score 69,741 Location Massachusetts, United States Rating - 0% 0 0 0 No, that is test error.