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Frequently Asked Questions (F.A.Q)
Size Exclusion Chromatography Separation Columns GPC, SEC, GFC

Here are some answers to common queries about our columns. 


  • Successful Molecular Size Separation and Column Use +

    Gel Permeation Chromatography (GPC), Size Exclusion Chromatography (SEC), or Gel Filtration Chromatography (GFC) are names Read More
  • What are Some Column Installation Tips? +

    Purge the system with mobile phase; pump solvent through to remove air from the capillary Read More
  • Is There a Column Compatibility Test? +

    PSS will perform a GPC test to document the performance of our columns on your Read More
  • What Installation Hardware Will Be Needed? +

    PSS usually ships connection fittings with the column.  However, you may use Valco ferrules and Read More
  • What is the Column Shipment Process? +

    Standard shipment time for columns is 10 to 15 business days. All column orders are Read More
  • Cleaning a Clogged Column +

    Q: How do I clean a clogged GPC column? A: When the backpressure in a Read More
  • What is the difference between GPC, GFC, SEC and HPLC? +

    Q: What is the difference between GPC, GFC, SEC and HPLC?  A: Size exclusion chromatography (SEC) Read More
  • Column Care Tips +

    Q: Column Care Tips A: SEC Columns need to be used with care in order Read More
  • How do I store my Columns? +

    Q: How do I store my Columns? A: Storage Recomendations Remove all salt solutions with Read More
  • Do I need special hardware for PSS columns? +

    Q: Do I need special hardware for PSS columns?  A:   No, PSS columns are compatible Read More
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Latest News

  • GPC Training Course June 4th – 5th 2019 +

    GPC Training CourseJune 4th – 5th 2019 PSS USA will be hosting their GPC training course again. It provides lectures on Read More
  • Presentation at ACS Spring 2019 National Meeting & Expo +

    ACS Spring 2019 National Meeting in Orlando, FL, March 31 – April 4, 2019.  Determination of the Chemical Heterogeneity of Ternary Read More
  • New PSS e-book Series +

    Part 1: GPC/SEC Theory and Background Contact us to receive a free copy of PSS e-book Series part 1: GPC/SEC Read More
  • PSS Webcasts (on-demand) +

    PSS Webcasts (on-demand) Duration: 60 minutes, Q&A session included GPC/SEC/GFC Basics This webinar is designed for beginners and scientists who Read More
  • Introducing our new Online Store +

    We are pleased to announce that we will be launching our NEW and IMPROVED PSS online store on November 2nd . You Read More
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