Bureau of Indian Standard <br/><br/>
Ordinary Portland Cement 33 Grade Spelipication Code-269 Part-I 

 - Delhi  BIS  2014 
 - RIT23023 
<br/><br/><label>Subjects--Topical Terms: </label>--Code-BIS--Civil Engineering
<br/><br/><label>Dewey Class. No.: </label>666.940212