Thanks for the reply in detail Boomer,
MG is above 1300 ppm (Salifert)
I did Alk test using Salifert test kit and the result was 8.0dkh and on Hanna 151ppm, exactly 24 hours before Hanna's test was 154 and then i had set the dose at 45ml.
Ph is goes upto 8 before the lights turn off, there is...