<div><div><div>Freeman's hugely popular laboratory notebook of carbonless grid paper (3-hole punched and perforated) has been enhance to serve as a quick chemistry reference as well.  An extended back cover flap provides:<br>• The Periodic Table of Elements<br>• A list of Good Laboratory Practices<br>• Tables of<br>          --Common Derived Units<br>          --Common Conversion factors<br>          --Fundamental Physical and Mathematical Constants</div></div></div>