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About CLSI


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An Interactive Searchable Database of Drug Selection, Interpretation, and Quality Control Procedures!

eM100 is built to work the way you do—efficiently and in the laboratory. This online implementation of CLSI’s most widely recognized AST standard provides the latest recommendations for detecting emerging resistance, all arranged in an easy-to-use, interactive, and searchable format.

2014 eM100 Demo (The 2015 demo will be available soon!)

EP23 Online Workshop

eM100 (Full version) Includes Related CLSI Documents*:

  • M100-S25
  • M02-A12
  • M07-A10

*Related CLSI documents are included with the eM100 full version only.

With eM100 You Can:

  • Quickly access M100-S25 information in the laboratory—all you need is a Web connection.
  • Sort information by tables, organisms, and agents.
  • View only the information you want to see.
  • Customize for your institution’s formulary.
  • Easily find additional CLSI AST standards and guidelines within the eM100 Resource Center.

Options and Pricing


current users: login changes

eM100 can now be accessed via the CLSI Customer Center. Instead of logging in through Okta, please log into our website using your CLSI account e-mail address and password. Click on “MyCLSI” and you should see a link for eM100. If you do not know your password, you can reset it on that page.

Please contact us at if you have any questions.



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