Process Analytical Technology


The complete ESP™ Pharmaceutical Blend Uniformity Monitoring System includes:

  • ESP™ Control Unit with portable laptop computer and Windows XP™ Professional operating system
  • 21 CFR Part 11 compliant software with automated functions for:
    • Testing, display and reporting
    • Establishing user permissions and authorization
    • Archiving and audit trails
  • Four (4) channel SWAP box
  • Four (4) retrofittable, stainless steel effusivity sensors with food grade sensor surface
  • Operating Manual
  • Standard PDMS material for diagnostics

Test Specifications

Test Size: Nominally 150 mg (adjustable with test time)

Heat Introduced to Formulation by Sensors: Approximately 1 – 2°C in a 1 second test

Precision: Better than 1%

Comprehensive Product Support

As the world leader in thermal effusivity technology, C-Therm is committed to delivering a high level of support throughout your integration of the ESP™ Blend Uniformity Monitoring System.

Our team is available to help you:

  • Demonstrate the capabilities of the ESP™
  • Establish the cost benefits of implementing the system
  • Coordinate the retrofitting of blending equipment
  • Move to an effusivity-controlled process

For a more thorough overview on using effusivity for blend uniformity monitoring, please see the pages under effusivity and Pharma within the Applications section of this website.

Request for Testing

Please select the information package you would like to receive.

Note: samples are disposed of 2 weeks after release of test results unless client notified C-Therm of their desire to have the samples returned (client's expense). Any hazardous materials that cannot be disposed of in municipal waste will be returned to client for disposal (client's expense).