P.O. Box 23952
Belleville, IL 62223

Phone: 618.235.2849
Fax: 618.235.3058


DDK Scientific, Corp. was founded in 2000. We provide a wide range of services to the pharmaceutical, healthcare and food industries. Our associates have over 100 years of combined experience in the areas of:

  • Design, manufacture and validate custom Ultraviolet light (UV) tunnel and UV pass through for surface sterilization.
  • Design, manufacture and validate custom room air sterilization equipment for hospital rooms and doctor’s waiting rooms.
  • Design, manufacture and validate USP <797> compliant isolators
  • Design, manufacture and validate custom isolators
  • Design, manufacture and validate custom clean rooms, modular clean rooms and portable clean rooms
  • Design, construct and validate stem cell research laboratories

Sales Representative
Contact Us today to find out more!

Hope our website is informational, please contact us with any questions you may have.

DDK Sales Presentation
What is ultraviolet light, what is UV disinfection, UV & its effects on bacteria, type of UV lamps,  UV tunnels, UV pass through, air disinfections, biological indicators, validation.
UV and the Imperfect Biological Indicator
Raul Duarte, ISPE Washington, DC. Conference June 2005
Raul Duarte, ISPE Prague CZ. Conference September 2005

Raul Duarte, ISPE Indianapolis, IN March 2005


Raul Duarte, June 2008



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