Ullmann's encyclopedia of industrial chemistry  V.B6 - Analytical methods II & process control engineering 
ed. by Helmut Gunzler, Martin Polke 
 - fifth 
 - Weinheim  VCH  1994 
 - xv, 760p. 
<br/><br/><label>ISBN: </label>3527201009 
<br/><br/><label>Dewey Class. No.: </label>660.0321  / N85.136 "R"