US DEPARTMENT OF, HEALTH AND HUMAN SERVICES <br/><br/>
NIOSH POCKET GUIDE TO CHEMICAL HAZARDS 

 - S.E. 
 - Estados Unidos  HEALTH SERVICE CENTERS  1997 WASHINGTON  U.S. DEPARTMENT OF HEALTH AND HUMAN SERVICES 
 - 440 
<br/><br/> ENCUADERNADO 
<br/><br/><label>LCCN: </label>82406 
<br/><br/><label>Subjects--Topical Terms: </label><br/>FORMULAS DE INDUSTRIAS QUIMICAS<br/>GUIA
<br/><br/><label>Dewey Class. No.: </label>540