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      • Tubing – Laboratory Grade
        • High pressure PEEK.
        • High pressure SS.
        • Low pressure polymeric.
          • ETFE – Tefzel.
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          • PFA – PerFlourAlkoxy.
          • PTFE – Teflon.
        • Tubing Tools.
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        • Union adapters for tubing.
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MicroSolv Technology Corporation

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  • About Us
    • Company Profile
    • Why Do Business with Us
    • Policies and Procedures
    • Holiday Schedule
  • Products
    • Categories
      • ARE-Applied Research Products
      • Autosampler Vials, Caps, Inserts & Accessories
        • ** Caps **
          • Caps – AQR™ brand screw & snap.
          • Crimp caps.
          • Headspace caps.
          • Push caps.
          • Screw caps.
          • Septa only – for caps.
          • Snap caps.
        • ** Vials & inserts **
          • *Screw top vials.*
          • Crimp top vials – serum finish.
          • EPA style vials & caps.
          • Headspace vials.
          • Inserts for low volume samples.
          • Push top vials
          • RSA-Pro X™ vial kits & inserts.
          • RSA™ low volume vials & inserts.
          • RSA™ vials – screw & snap tops.
          • Specialty vials.
          • U-2D™ Micro-sample management.
        • *** Vial & cap kits ***
          • Crimp top vial & cap kits.
          • Push top vial & cap kits.
          • RSA™ vial & cap kits
          • RSA™ vials, caps & inserts.
          • Screw top vial & cap kits.
          • Snap top vial & cap kits.
        • Accessories for vials.
        • Storage vials, caps & vial boxes.
        • The Vial Centrifuge™.
      • Bottles for Chromatography
        • Mobile phase bottles for HPLC – safety coated.
        • Mobile phase bottles for HPLC – non-coated.
        • Solvent bottle caps & accessories.
      • Capillary Electrophoresis
        • Capillaries for CE.
        • Miscellaneous CE items.
        • Window Maker™.
      • Di-Ad HPLC Column Connectors
      • Filters – Mobile Phase Solvent
        • Membrane filters discs.
        • Mobile phase inlet filters.
        • Vacuum solvent filter degassers.
      • FlexiTubes – Space Saving PEEK HPLC Tubing
      • Headspace Vials & Caps
        • Caps for headspace vials.
        • Vials for headspace.
      • HPLC Column Hardware
        • Column packing / slurry reservoirs.
        • Frits – SS & Titanium
        • PEEK column hardware.
      • HPLC Columns
        • Amide
        • Amino
          • Cogent HPS™ Amino
          • Cogent MicroBee™ Amino
          • Cogent NP™ Amino
        • Bidentate C18™
        • Bidentate C8™
        • C12
        • C18
          • C18 Similars™
            • Cogent Hyper-Similars™ C18
            • Cogent MicroBee™ C18
            • Cogent Nova-Similars™ C18
            • Cogent Zx Similars™ C18
          • Cogent Axis™ C18
          • Cogent HPS™ C18
          • Cogent RP C18 ABX™
          • Cogent RP™ C18
          • Cogent RP™ C18 PE
        • C30
        • C4
        • C8
          • C8 Similars™
            • Cogent Hyper-Similars™ C8
            • Cogent MicroBee™ C8
            • Cogent Nova Similars™ C8
            • Cogent Zx Similars™ C8
          • Cogent HPS™ C8
          • Cogent RP™ C8
        • Cogent Column Filters
        • Column Couplers
        • Cyano
          • Cogent Axis™ Cyano
          • Cogent HPS™ Cyano
          • Cogent MicroBee™ Cyano
          • Cogent NP™ Cyano
          • Cogent RP™ Cyano
        • Diamond Hydride™
        • Diol
          • Cogent Diol™
          • Cogent NP™ Diol
        • Guard column holders
        • Ion Exchange
          • Cogent IEX SAX™
          • Cogent IEX SCX™
          • Cogent IEX WAX™
          • Cogent IEX WCX™
        • Method Development Kits
          • Metabolomics development kits
          • TYPE-C method development kits
        • Partisil & Partisphere
          • Partisil™
          • Partisphere™
        • PFP Pentafluorophenyl
        • Phenyl
          • Cogent HPS™ Phenyl
          • Cogent RP™ Phenyl
          • Phenyl Similars™
            • Cogent MicroBee™ Phenyl
            • Cogent Nova-Similars™ – Phenyl
        • Phenyl Hexyl
        • Phenyl Hydride™
        • Silica – (un-modified)
          • Cogent HPS™ Silica
          • Cogent MicroBee™silica
          • Cogent NP™ Silica
          • Cogent Silica-C™
        • UDA™ (weak cation exchange)
        • UDC-Cholesterol™
      • Plates & Sealing Mats
      • Qualification Kits & HOX
        • Kits for HPLC.
        • Kits for UV-vis.
      • Sample Loops
      • Syringe Filters – AQ™ Brand
      • Syringes for Chromatography
      • Tools For Chromatography
      • Tubing – Laboratory Grade
        • High pressure PEEK.
        • High pressure SS.
        • Low pressure polymeric.
          • ETFE – Tefzel.
          • FEP – Teflon FEP.
          • PFA – PerFlourAlkoxy.
          • PTFE – Teflon.
        • Tubing Tools.
      • Unions & Adapters – Tubing Connectors
        • Union adapters for tubing.
        • Unions for HPLC tubing.
      • Value and Clearance Items
        • Chrom Syringes – Clearance
        • Filter Sparging Stones – Clearance
        • Metal frits & filter discs – Clearance
        • Miscellaneous – Clearance
    • Specifications of Products
    • Product Literature
  • Fittings & Accessories for HPLC
    • Column end plugs.
    • Nuts & ferrules.
  • Information
    • Application Notes
    • Calculators
    • CE Primer
    • FAQ
    • Glossary
    • HPLC Tips and Tricks
    • MSDS
    • Operating Manuals
    • Request Troubleshooting and Technical Assistance
    • Specifications of Products
    • Technical Information Links
    • USP Listing of Columns
    • Videos
    • White Papers
  • Support
    • Credit Application
    • Dealers & Resellers
    • New Reseller Application Form
    • Report a Problem
    • Request AutoSampler Vial Catalog
    • Request Samples
    • Request Software Demo
    • Technical Assistance Options
  • Resource Center
    • Application Notes by Compounds
    • HPLC Column Information
    • Cogent TYPE-C™ Column Information
    • Frequently Asked Questions??
    • HPLC Tips and Suggestions
    • RSA Vials FAQ
    • Resource Center Home
    • ARTICLES, APPNOTES, FAQ
  • Contact
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  • What’s New at MicroSolv

Category: Cogent Diamond Hydride Information

KB Home/ARTICLES, APPNOTES, FAQ / HPLC Column Information / TYPE-C Column Information / Cogent Diamond Hydride Information /

Analyze phosphorylated compounds with the Cogent Diamond Hydride column – Tips & Suggestions

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Are there HPLC columns that could be used to separate both polar and nonpolar compounds in a single run – FAQ

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Assuring retention of polar compounds in an Aqueous Normal Phase ANP gradient in positive ion mode LCMS – Tips & Suggestions

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Biological extracts Diamond Hydride columns and LCMS ion source diminished peak height problem – FAQ

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Blocked HPLC column from proteins from the sample matrix can be recovered – Tips & Suggestions

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Can I use Acetone as a mobile phase solvent in Aqueous Normal Phase ANP – FAQ

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Can I use ion pairing reagents with the Cogent Diamond Hydride HPLC column – FAQ

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Can I use of the Cogent Diamond Hydride HPLC column above pH 7 in HPLC – FAQ

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Can I use phosphoric acid or sodium phosphate with the Cogent Diamond Hydride HPLC column – FAQ

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Can I use the Cogent Diamond Hydride column without mobile phase additives like formic acid – FAQ

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Can I use triethylamine TEA with Cogent Diamond Hydride columns – FAQ

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Causes of high baseline noise with Cogent Diamond Hydride HPLC column – Tips & Suggestions

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Changing column ID means changing your gradient – Tips & Suggestions

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Changing retention times of amino acids in biological extracts using ammonium acetate in HPLC methods. – Troubleshooting.

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Choose an appropriate guard column when using a Cogent TYPE-C HPLC column – How To

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Cleaning Cogent TYPE-C silica based HPLC columns – Tips & Suggestions

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Cogent silica hydride HPLC columns by order of hydrophobicity – Tips & Suggestions

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Fosetyl Aluminum analysis with HPLC – Tips & Suggestions

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Fosetyl aluminum analysis by Reversed Phase HPLC – Tips & Suggestions

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Glucose pyruvate taurocholic acid gamma glutamylcysteine and other analysis – Tips & Suggestions

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High molecular weight compounds that won’t retain on Cogent Diamond Hydride column try Cogent Bidentate C8 300 – Tips & Suggestions

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High pressure develops after flushing a Cogent Diamond Hydride column with acetonitrile cause and solution – FAQ

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How can I get separation of tartaric and malic acid in a complex mixture? – FAQ.

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How can I restore my Diamond Hydride HPLC column after I ran out of mobile phase and air was accidently introduced into it – FAQ

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How do I avoid distorted peak shapes when using a basic mobile phase pH for the analysis of a lipophilic amine – 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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How often do I need to do the conditioning procedure for a new Diamond Hydride column – FAQ

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How to back flush and wash an HPLC column for reuse – Tips & Suggestions

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How to eliminate retention time drift in LCMS with Aqueous Normal Phase ANP methods – Tips & Suggestions

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How to get improved retention and peak shape for glutamine glutamic acid and aspartic acid – Tips & Suggestions

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How to improve LOD or detection limits in HPLC – Tips & Suggestions

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How to improve peak shapes, retention & carryover for polar compounds with the Cogent Diamond Hydride™ column – Tips & Suggestions

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How to keep the Cogent Diamond Hydride column clean when using blood as a sample – Tips & Suggestions

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How to separate phospholipids with HPLC – Tips & Suggestions

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I am not observing any peaks for succinic acid or alpha-ketoglutarate with the Cogent Diamond Hydride column – Tips & Suggestions

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I heard that there is not a good alternative to HILIC to achieve sufficient retention for some compounds – FAQ

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Improvement in signal to noise in LCMS with an ANP method – Tips & Suggestions

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Injection Technique for Aqueous Samples using Cogent TYPE-C Columns in ANP – 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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Lower retention is observed when functional group in a compound is ionized – Tips & Suggestions

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Method development tip for maleic hydrazide – Tips & Suggestions

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Mobile Phase recommendation Cogent Diamond Hydride columns for use with serum samples in Aqueous Normal Phase LCMS – Tips & Suggestions

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Modify selectivity in an ANP method of HPLC using different mobile phase pH – Tips & Suggestions

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My LCMS source was getting white film on it and at the same time the background noise was very low so is my Diamond Hydride column bleeding packing material – FAQ

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Percentage of acid needed in Aqueous Normal Phase ANP methods – Tips & Suggestions

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Polar and non polar peptides analyzed by LCMS with an Aqueous Normal Phase ANP method – Tips & Suggestions

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Restoring the initial results with a method for analyzing AMP ADP ATP UDP and GPT in biological extracts – Tips & Suggestions

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Solving baseline problems in ANP methods with the Cogent Diamond Hydride column – Tips & Suggestions

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Solving baseline problems in Aqueous Normal Phase ANP methods – Tips & Suggestions

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12
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