3 days ago my dkh was 6.9 and now it is 7.6 because I added in the last three days all for reef 10 ml every day. My questions are like this Is a change in dkh at this speed dangerous for corals? What level am I supposed to reach? And when should I stop? My 270 liter aquarium aims for softness and lps and I have my hand on the pulse in terms of testing. I have tests of phosphate and dkh of Hannah, calcium and magnesium of salifert and nitrate and nitrite of tropic marin