Need Magnesium

[crimper]

Originally Posted by chooch

The reefcrest part c is just pre proportioned magnesium chloride and magnesium sulfate. Unless we're talking about something different.

it should be, but go test them yourself and you'll see what I'm sayin.

[gregzz4]

Maggie, I use the part C from J&L without issues.
6 pairs of packs mixed into 3550ml gives me the perfect dose using the online calculator

http://reef.diesyst.com/chemcalc/chemcalc.html

[Dash]

Thanks for all your input! I bought some Part C and will give it a go