Chamorro, P R <br/><br/>
A double-membrane ephedrine selective electrode based on ephedrine-tetraphenylborate in poly (vinyl chloride) resin.  [electronic resource] 

 -  Talanta  Sep 1993 
 - 1461-4 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0039-9140 
<br/><br/><label>Standard No.: </label>10.1016/0039-9140(93)80226-h  doi