Globally harmonized system of classification and labelling of  chemi cals (GHS) 

 - Second revised edition 
 - New York :  United Nations,  2007 
 - vi , 555 p. :  ill., col. ;  30 cm. 
<br/><br/>Includes bibliographical references (p.535-541) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemicals.<br/>Classifications.