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Overview of Webinars
Thursday, January 12th
11:00 AM SGT
Thursday, January 19th
11:00 AM SGT
Tuesday, January 24th
11:00 AM SGT
Thursday January 26th
11:00 AM SGT
What Cleaning a Column Can Teach About HPLC Basics
HILIC - Systematic Approach to Method Development
Strategies for Improving Chromatographic Resolution
HPLC Column Maintenance
Speaker: Zachary Woodward, Senior Technical Specialist, Phenomenex USA
Speakers: Dr. Rajesh Babu Dandamudi, Technical Manager, Phenomenex 
Speaker: Dr. Helen Whitby, Technical Specialist, Phenomenex United Kingdom 
Speaker: Swetha Kotikalapudi, Technical Manager, Phenomenex
Key Learning Points:

  • Confidently select the proper solvents with which to clean a particular column. 
  • Learn about practical approaches to cleaning an HPLC column for common applications. 
  • Delve into the retention mechanisms that occur during each LC methodology. 
Key Learning Points:

  • Introduction & Theory of Hydrophilic interaction chromatography (HILIC) 
  • HILIC Stationary Phases and Interaction Mechanisms 
  • HILIC Mobile Phase and Method Development 
  • Advantages & Disadvantages of HILIC  
Key Learning Points:

  • How to maintain peak efficiency  
  • Minimizing diffusion in chromatography  
  • Optimizing LC detection for target analytes  
Key Learning Points:

  • What to do when you receive a new column  
  • How to Increase column lifetime  
  • When to say goodbye   
Meet Our Speakers
Zachary Woodward
Senior Technical Specialist, Phenomenex USA
Rajesh Babu Dandamudi
Technical Manager, Phenomenex 
Dr. Helen Whitby
Technical Specialist, Phenomenex United Kingdom 
Swetha Kotikalapudi
Technical Manager, Phenomenex
Zachary Woodward is a Technical Specialist with Phenomenex, Inc, assisting laboratories with method development in the bio-pharma, environmental, and food industries.  Zachary spent his formative years developing HPLC and GC methods with AMRI in Albany, NY, after which he developed HPLC and SPE methods with Focus Diagnostics in Cypress, CA.  
Dr. Rajesh Babu Holds M.Phil and Ph.D. from Sri Sathya Sai University, Andhra Pradesh. He has 13 years of experience in analytical chemistry. He has set up a mass spec facility and has done extensive analytical method development in the area of natural products, nutraceuticals, and clinical metabolomics. He has method development experience in LC, LC-MS/MS, LC-HRMS, GC, and GC-MS instruments. 

Dr. Rajesh worked as a faculty member at the same university and was involved in extensive research work. He has published more than 30 papers in international journals and has presented at more than 25 international and national conferences. 

In his current role as Technical Manager, Dr. Rajesh is involved with technical training and helps customers with their product recommendations, method development, and troubleshooting issues. Dr. Rajesh also delivers regular webinars on several interesting topics across the globe. He is also part of the global technical team that handles Live chat and all technical issues relating to our products globally. 
Dr. Helen Whitby is the senior product manager for biopharma at Phenomenex. Helen has been with Phenomenex since 2007, starting in the UK sales team as a bulk and prep specialist before joining the technical team in 2016. Helen spent 6 years as a biopharma specialist in the technical team supporting all our biopharma products globally before moving to product management in 2022.   

Helen has a PhD from the University of Manchester working on analogues of Shikimic acid to treat malaria. Prior to joining Phenomenex, Helen spent a year as a Post-doctoral researcher at the University of Illinois in Chicago, where she studied electron-deficient divalent reactive intermediates, specifically nitrenium ions for the development of antiviral agents to treat Ebola. 
Swetha Kotikalapudi has over 16 years of chromatography experience and is an expert in practical HPLC/UHPLC/LC-MS/GC-MS method development and troubleshooting. Prior to joining Phenomenex, Swetha worked as a Senior Research Associate with DuPont, Hyderabad, where she led efforts in establishing state-of-the-art facility corporate Centre of Analytical Sciences and was involved with multiple HPLC, LC-MS, and GC method development for small molecules, polymers and polysaccharides. Swetha joined Phenomenex in 2018 as the Technical Manager for India and is a member of the global technical team at Phenomenex, USA. In her current role, Swetha provides technical, application development and troubleshooting support to chromatographers worldwide. Swetha has earned a master’s degree in Analytical chemistry from Osmania University, Hyderabad and brings with her vast experience in analytical method development, validations and structural elucidations using NMR for various small molecules.