Annual, and first time, Biosafety Cabinet (BSC) and hood certifications are required every 12 months. You should not be using a BSC if it is not certified.

Schedule early, they can be booked out over a month sometimes.

To schedule an annual certification: Copy and paste, and answer, the below information into an email and send it to TSS at


I would like to request a certification of my BSC

  • Lab contact person name:
  • Lab contact person email address:
  • Lab contact person phone number (lab phone is OK, or your cell):
  • Location of BSC/Hood building:
  • Location of BSC/Hood room #:
  • BSC/Hood serial number:


Somone in your lab will need to be present to let the TSS tech in at the scheduled time. Otherwise you may miss them and will still be charged. 

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TSS performs the following services, all of which you will need to follow the above scheduling procedure, but explicitly request the service you want:

  • Biosafety cabinet (BSC) certification: $185/certification only valid for CU Boulder labs
    • Required annually
  • Fume hood certification
    • Required annually
  • Decontamination 
    • When you need to move a hood
    • You are inheriting a hood
    • Your hood has contamination issues
  • Compressed air/gas system testing
  • Clean room certification and testing
  • Airflow visualization for controlled environments
  • Clean bench testing and maintenance
  • Microbiological environment monitoring
  • Radiation safety


Other venders that can certify your BSC

The following businesses provide services in the Denver metro area. Listing here does not constitute a recommendation, nor does it assure that the vendor technicians are trained in performing field certification to NSF/ANSI Standard 49, Annex F, or are accredited to NSF Standard 49, unless specifically noted in their documenation.

  1. *Technical Safety Services, Inc. (TSS), (720) 981-4965, 251 Violet Street, Unit 110, Golden, CO 80401
  2. ENV Services, (800) 345-6094
  3. Hospital Shared Services, (303) 603-3000, 900 South Broadway, Suite 100, Denver, CO 80209
  4. SERCOM, (303) 573-0399, 4965 Iris Street, Wheat Ridge, CO 80033 1

*TSS Field Service Technicians are accredited to NSF-49 and trained in performing field certification to NSF/ANSI Standard 49, Annex F.