00288nam a2200097Ia 4500008004100000082001700041100003100058245004500089260004300134300001300177240817s9999    xx            000 0 und d  a614.48 F1 ,c  aRideal E. K. and Rideal S. 0aChemical disinfection and sterillization  c1931a Londonb George allen and unwin  a9-285 p.