View Single Post
  #3  
Old 03-29-2008, 07:36 PM
mark's Avatar
mark mark is offline
Member
 
Join Date: Nov 2002
Location: Edmonton AB
Posts: 4,212
mark is on a distinguished road
Default

Quote:
Originally Posted by JOEL View Post
wow that means that I read 0.7 on the syringe so I only have 150ppm of calcium? It is new ro with io salt with no live stock just water and live rock. The calcium level on instant ocean salt is very low
If you're doing the low res, the 150 could be right (150x2=300ppm). I've found IO can be low, see here.
Reply With Quote