What calibration solutions are best?

[erbio]

The manual says it is best to use "pH 7.00 and 10.00 solutions"

Where can I obtain these solutions and which solutions would be best? A drsfosterandsmith.com product url or similar would be great if possible.

[DrBDC]

Here's a great comparison article for you:

http://reefkeeping.com/issues/2005-02/rhf/index.php

[lvreefer]

<a href=showthread.php?s=&postid=11968892#post11968892 target=_blank>Originally posted</a> by DrBDC
Here's a great comparison article for you:

http://reefkeeping.com/issues/2005-02/rhf/index.php Excellent article!! On top of that I suggest buying the one time use packets. They are more expensive, but there is less of a chance of contamination. Or if you’re like me, sooner or later the bottle will get knocked over and your sol.