Ali, S. Azhar Khalid, Zahida Mahmood, Khalid <br/><br/>
Photometri Determination of Trace Amount of Nitrate and Nitrite with 2-Hydroxybenzoic Acid Ane Method 

 - 251-253 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Photometry<br/>Trace Level<br/>Nitration