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Chromatography Research International
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Special Issues
Chromatography Research International
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2013
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Article
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Tab 2
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Research Article
Validated Stability Indicating RP-HPLC Method for Simultaneous Estimation of Codeine Phosphate and Chlorpheniramine Maleate from Their Combined Liquid Dosage Form
Table 2
Filter compatibility results (assay % w/w).
Compound
Centrifuged
PVDF filter 0.22
m (Millipore)
Nylon filter 0.22
m (Macherey-Nagel)
CP
99.5
99.3
99.3
CPM
100.3
100.5
100.4