so for those who manually dose alk.
i bought a 1.2 Kg thing of seachem reef builder and its now running low
it always raised the alk what it said it would using this calculator
http://jdieck1.home.comcast.net/~jdieck1/chemcalc.html
but its $20 bux at JL
do you guys buy the expensive name brand products or use baking soda?
or baked baking soda? and how long do you bake it?