Your Science Is Our Passion


Your science is our passion

Every year, SPEX CertiPrep produces several FREE, informative webinars on a variety of topics including Clean Laboratory Techniques, CRM's: Beyond the Basics, and Uncertainty of Analytical Data.

Recordings of the most recent and popular webinars are embedded below. To view the archive of our previous events, please visit our YouTube page.

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Be sure to check out our list of upcoming events to find a schedule of any upcoming webinars.

Is That Really bis (2-chloroisopropyl) ether: Potential Issues for EPA Methods 625 and 8270


The compound bis (2-chloroisopropyl) ether is a target compound in EPA methods 625 and 8270. This webinar is designed to educate the environmental community on some problems identified with bis (2-chloroisopropyl) ether that have existed for the past few years and seem to be worsening. There is widespread confusion about what compound B2CIPE actually is, and availability and costs are a known concern.

We will discuss the identity of the material used as a reference standard, illustrate the issues and propose a solution to the problem.

Other topics of discussion during the webinar include:

  • What target compound is meant by bis (2-chloroisopropyl) ether?
  • Issues we have observed in detection of the target compound.
  • Additional isomers.
  • Potential solutions to the issues.


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