Media type: E-Article Title: Spectrophotometric Trace Determination of Iron in Food, Milk, and Tea Samples using a New Bis-azo Dye as Analytical Reagent Contributor: Sharma, Ashok K.; Singh, Ishwar imprint: Springer Science and Business Media LLC, 2009 Published in: Food Analytical Methods Language: English DOI: 10.1007/s12161-008-9054-z ISSN: 1936-9751; 1936-976X Origination: Footnote: