when i tested ph was 8.1-8.2, nitrate 10 or less,nitrite .2 or lower, ammonia was 0, calcium was 500=, iodine was >0.1, iodate was .03 or less. but i thank my tested kit are out of date but i just did a water change of 8 galen in a 25 gal tank. i dosed with iodine and api eco strontium and stress coat. I did remove some sand out and rock that day. but allof my zoes and star mushrooms are looking good, even the pom pom is still ok but its at the bottom of the tank not the mid section of the tank. any answer by the way the salinaty is 1.0225or 1.023 shuld i bust that up to 10.24 or 1.025???