Resources
Glossary

D Value

The time (in minutes) of exposure at a given temperature that causes a one-log or 90 per cent reduction in the population of a specific microorganism.

Source: GMP Draft Annex 1

Need support?

Looking for more information? Contact one of our cleanroom experts!

Contact us

Related articles

You may also find these arictles useful:

Last updated:

Cleanroom services

We don’t just design and build high quality critical environments; our expertise extends into a comprehensive array of cleanroom services.

Our services
Our GMP Team

See our latest projects!

Take a closer look at some of the projects we've recently completed.

Case studies