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Spectrophotometric determination of nitrite based on its catalytic effect on the oxidation of carminic acid by bromate

โœ Scribed by Jamshid L. Manzoori; Mohammad H. Sorouraddin; Ali M. Haji-Shabani

Book ID
117224503
Publisher
Elsevier Science
Year
1998
Tongue
English
Weight
117 KB
Volume
46
Category
Article
ISSN
0039-9140

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Spectrophotometric Determination of Trac
Spectrophotometric Determination of Trace Amounts of Nitrite Ion Based on Its Catalytic Effect in the Reaction between Thymol Blue and Bromate
โœ Abbas Afkhami; Fahimeh Jalali ๐Ÿ“‚ Article ๐Ÿ“… 1997 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 69 KB

A simple, sensitive, and selective method for rapid determination of nitrite is described which is based on its catalytic effect in the reaction between thymol blue and bromate in acidic media. The reaction is monitored spectrophotometrically by measuring the decrease in absorbance at 543 nm by a fi