I am starting this next week.
That's odd... Are you using the buffered form? Mine never dropped a bit.
I doubt you got a bad batch--that company is very reliable. I test with a Salifert test. You do know the pH rises & falls throughout the day/night?
Adding VC & vodka is redundant IMO. VC does way more for your corals than just a carbon source.
is there a current code for the $5 off at iherb?
LUL789 found it and it still works:fun2: