HPLC Determination of Iodide on Primesep SB

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Chromatogram

Description

· High Performance Liquid Chromatography (HPLC) Method for Analysis of Iodide .

Iodide is an ion with the symbol I – . There is currently a worldwide iodine deficiency, which is a leading preventable cause of intellectual disability, has caused some governments to mandate iodized salt to be sold. It is naturally occurring as a mineral, Iodargyrite.

Iodide can be retained and analyzed using the Primesep SB stationary phase column. The analysis utilizes an isocratic method with a simple mobile phase consisting of water and acetonitrile (MeCN) with a perchloric acid buffer. Detection is performed using UV.

Method Parameters

Mobile PhaseMeCN/H2O – 50/50%
BufferHClO4 – 0.5%
Flow Rate0.5 ml/min
DetectionUV 228 nm
Class of CompoundsIon
Analyzing CompoundsIodide

HPLC Column Used

Primesep SB, 3.2 x 100 mm, 5 µm, 100 A, dual ended