Category: Cogent Phenyl Hydride Information
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Cogent silica hydride HPLC columns by order of hydrophobicity - Tips & Suggestions
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How can I separate methacrylic acid and dodecyl benzene sulfonic acid - FAQ
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How does ammonium fluoride affect HPLC and LCMS data if using Aqueous Normal Phase ANP methods - FAQ
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Improvement in signal to noise in LCMS with an ANP method - Tips & Suggestions
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Issues arising from changes in mobile phase with acids to one with ammonium salts. Tips & Suggestions
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Percentage of acid needed in Aqueous Normal Phase ANP methods - Tips & Suggestions
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Suggestion for separation of phenylephrine HCl acetaminophen and dextromethorphan - Tips & Suggestions
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Suggestions for HPLC method development with silica hydride columns - Tips & Suggestions
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Types of isomers and suitable HPLC columns for separation - Tips & Suggestions
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Use a low concentration of salt in your mobile phase to avoid ion suppression and build up on your inlet source - Tips & Suggestions
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Using methanol instead of acetonitrile in an HPLC method should be done with caution - Tips & Suggestions
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What is a master batch for Cogent HPLC columns - FAQ
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What is the compatibility of Cogent TYPE-C Silica HPLC columns with UHPLC instruments - FAQ
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What is the maximum salt concentration to use with Cogent TYPE-C HPLC columns with HPLC or LCMS - FAQ
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What is the purpose of different bonded phases using Cogent TYPE-C Silica - FAQ
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What is the purpose of using isopropanol IPA as part of the mobile phase solvent in ANP methods - FAQ
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What is the structure of the Cogent Phenyl Hydride bonded ligand - FAQ
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Which Cogent TYPE-C column do you recommend for the separation of positional isomers by HPLC or LCMS - FAQ
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Which column do you suggest for Cocaine & metabolite Ecognin separation - Tips & Suggestions
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Why are Aqueous Normal Phase ANP HPLC methods better to use than HILIC - FAQ
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