00272nam a2200097Ia 4500008004100000082001700041100001700058245004700075260004100122300001100163240817s9999    xx            000 0 und d  a660.03 K63,e  aKirk ,Othmer 0aEncyclopedia of chemical technology. VOL-7  c2006a Newyorkb Wiley Interscience.  a865 p.