HPLC Determination of Cromolyn Sodium (Sodium cromoglycate) on Newcrom BH Column

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Chromatogram

Description

· High Performance Liquid Chromatography (HPLC) Method for Cromolyn sodium

Cromolyn sodium is a medication used to manage bronchial asthma, allergic rhinitis, and certain allergic eye conditions such as vernal conjunctivitis, keratitis, and keratoconjunctivitis. Cromolyn sodium can be retained in HPLC with a Newcrom BH mixed-mode column using a mobile phase of acetonitrile (ACN) and water and Sulfuric Acid (H2SO4) buffer allowing the use of a UV detector at 240 nm.

Method Parameters

Mobile PhaseMeCN/H2O – 35/65%
BufferH2SO4 – 0.1%
Flow Rate1.0 ml/min
DetectionUV 240nm
Class of CompoundsDrug
Analyzing CompoundsCromolyn sodium (Sodium cromoglycate)

HPLC Column Used

Newcrom BH, 4.6 x 150 mm, 5 µm, 100 A, dual ended