Category: Bidentate C18 FAQ
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Analyte retention decreases with mobile phase water content using the Cogent Bidentate C18 HPLC column has anything happened to the column - Tech Information
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Choose an appropriate guard column when using a Cogent TYPE-C HPLC column - How To
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Cogent silica hydride HPLC columns by order of hydrophobicity - Tips & Suggestions
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Converting Cogent TYPE-C columns to normal phase after use in reversed phase - How To
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Developing a Bromhexine HPLC method - Tips & Suggestions
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Do Cogent TYPE-C Silica columns have a partial positive charge and if so is retention for basic compounds reduced because of this - Tech Information
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For the separation of polar intermediates in reversed phase HPLC which C18 column do you recommend - FAQ
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Fosetyl Aluminum analysis by HPLC - Tips & Suggestions
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Fosetyl aluminum analysis by Reversed Phase HPLC - Tips & Suggestions
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How can I separate capsaicinoids in hot sauce by HPLC - Tips & Suggestions
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How can I separate methacrylic acid and dodecyl benzene sulfonic acid - FAQ
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My method uses an standard type-B silica based HPLC column is there a Cogent TYPE-C column equivalent substitute - FAQ
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NMR structure confirmation data for Cogent Bidentate C18 phases - Tech Information
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Since Cogent TYPE-C columns can be used in Reversed Phase or Normal Phase what do you suggest to switch these solvent systems which are not miscible - FAQ
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Since Cogent TYPE-C Silica columns use a transition metal catalyst in production what is the presence of any trace quantity on the surface of the stationary phase- FAQ
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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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Suggestions on how to separate capsaicinoids in hot sauce by HPLC - Tips & Suggestions
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Using temperature changes for separations of terpenoids with the Cogent Bidentate C18 and UDC-Cholesterol HPLC columns - Tips & Suggestions
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Using two HPLC columns together in a tandem separation for polar and non polar retention - Tips & Suggestions
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What is a master batch for Cogent HPLC columns - FAQ
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What is the biggest difference between traditional HPLC phases and Bidentate C18 - 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 largest Internal Diameter for Cogent TYPE-C prep columns - FAQ
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Why use buffers during analysis and acid buffers such as the phosphoric acid for column storage solvents for Bidenate C18 columns? Will phosphate precipitate in the column INTERNAL ONLY
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