low dkh

I got a bucket of TMP that when mixed only tests at 6.5dKH; I thought that this might be one of the buckets from Turkey with known issues, but it 's from Germany. Since it's not from Turkey, it doesn't qualify for a replacement. I have a 60 gallon mixing station that I have setup for AWC; this...

Hi Reefers I am new in reefing and I have a quick (and probably very stupid) question. Can I make mistakes in storing slat, which influences the dKH I can achieve with the salt? Background: I had trouble with my dKH levels (I am using the Hanna checker to test dKH). Those problems are strange...