Methods for measurement of air pollution  Part 11 benzene 

 - 1st rev. 
 - New Delhi  Bureau of Indian Standards  1993 
<br/><br/><label>Subjects--Index Terms: </label>IS 5182(Part 11):1993 
<br/><br/><label>Dewey Class. No.: </label>614.71:543.544(547.522)