Scientist Forum

Stay connected with the changing landscape of regulations and scientific tools that address impurity analysis and characterization. Ask questions, make a request, or tell us what you think about a particular issue.

This is your forum. Your resource. Your direct connection to Waters and each other.

What's your thought?

Every few weeks Waters asks one new question related to impurities analysis. The results of that question are aggregated in real-time and posted here.

What techniques do you use to determine relative response factors for mass balance analysis? (Select all that apply)

LC-UV
66% (79 votes)
LC-UV/MS
39% (46 votes)
LC-UV/CAD
16% (19 votes)
qNMR
12% (14 votes)
Other detectors
12% (14 votes)
Total votes: 119

Share Your Voice

Do you have a request for an application? An unmet need? Perhaps an idea to address a particular challenge. We'd like to hear from you.

Resources to keep you in-touch

Waters delivers a variety of resources to keep customers informed of new technology, methods, and applications. Our Meet the Experts Webinar Series and online communities are outstanding ways to stay informed.

Meet the Experts Webinar series

Online communities

Understanding what the various global regulatory agencies are focused on and any changes they may be enacting is critical to strict compliance and development of new pharmaceuticals and biopharmaceuticals. We've aggregated the most important ones here.

Regulatory bodies and guidelines

  • USP (United States)
  • ChP (People's Republic of China)
  • EDQM (Council of Europe)
  • FDA
  • ICH

Communities and other resources

Keep me updated on impurities analysis