El-Sayed, A A <br/><br/>
Simultaneous determination of phosphate and silicate by first-derivative spectrophotometry.  [electronic resource] 

 -  Analytical sciences : the international journal of the Japan Society for Analytical Chemistry  Dec 2001 
 - 1461-4 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0910-6340 
<br/><br/><label>Standard No.: </label>10.2116/analsci.17.1461  doi