Smith, D J <br/><br/>
Collaborative study of an ion exchange method for the chromatographic separation of mixtures containing expectorants, sympathomimetic amines, antihistamines, or phenothiazine in pharmaceuticals.  [electronic resource] 

 -  Journal - Association of Official Analytical Chemists  May 1974 
 - 741-6 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0004-5756 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Benzyl Compounds--analysis<br/>Chemistry Techniques, Analytical<br/>Chlorpheniramine--analysis<br/>Chromatography, Ion Exchange<br/>Codeine--analysis<br/>Dextromethorphan--analysis<br/>Dosage Forms<br/>Ethylenediamines--analysis<br/>Expectorants--analysis<br/>Guaiacol--analysis<br/>Histamine H1 Antagonists--analysis<br/>Hydrochloric Acid<br/>Phenothiazines--analysis<br/>Phenylephrine--analysis<br/>Phenylpropanolamine--analysis<br/>Powders<br/>Promethazine--analysis<br/>Pyridines--analysis<br/>Spectrophotometry, Ultraviolet<br/>Sulfonic Acids--analysis<br/>Sympathomimetics--analysis<br/>Tablets