A unit of AKRIBIS One

Application

Biodecontamination

Vaisala's PEROXCAP® vaporized hydrogen peroxide probes for simple, accurate, and effective bio-decontamination

Content from Vaisala · retrieved on View the original source

Vaporized hydrogen peroxide is an ecological bio-decontamination agent that decomposes into water and oxygen, leaving no residue. This has led to its widespread use in bio-decontamination processes.

As a leading developer of measurement instruments for demanding environments, we set out to create the best possible technology for measuring those processes.

Repeatable measurements in rooms, isolators, transfer hatches, and other equipment ensures effective log kills and improves cycle development and process control.

Vaisala HPP270 Series Probes

The unique 3-in-1 probe PEROXCAP® HPP272 for measuring H2O2, humidity and temperature has been developed further and the accuracy is now in a wider temperature range. Furthermore, dew point and vapor pressure measurements are available.

There is also a new type of probe available; the HPP271 was developed for applications where only hydrogen peroxide (ppm) and temperature dew point measurements are needed.

The probes can be calibrated and adjusted on-site with humidity by using Vaisala Insight PC Software and a humidity calibrator such as Vaisala HMK15 salt calibrator.

Airborne surface disinfection (ASD) with vH2O2

Learn how Vaisala's unique PEROXCAP® sensing technology delivers reproducible measurements of vH2O2 and H2O, and saturated vapor pressure.

Content:

  • Types of sterilization
  • The stages of a bio-decontamination cycle with H2O2
  • The difference between relative saturation and relative humidity
  • Why monitoring relative humidity is not enough
  • Reducing relative humidity before the conditioning phase?
  • Measurement Traceability
  • Measurements in practice
  • Example of field use of the Indigo80 portable indicator

Understanding the Unique Vaisala PEROXCAP Hydrogen Peroxide Sensor Technology

Customer Testimonials

“With the Vaisala unit I’m getting humidity and temperature, along with H2O2 concentration. This gives a more complete picture of what’s occurring and that’s crucial in validation.”

Rick Nieskes,Ardien Consulting Services

“Today, Vaisala is the best technology on the market to measure the concentration of H2O2 reliably, accurately, and repeatably over time...”

Philippe Muylaert,STERIS SAS

Download the Bio-Decontamination Measurement Guide

This interactive guide includes links to:

  • On-demand webinars on vH2O2 bio-decontamination
  • Measurement glossary with relevant terms and definitions such as hysteresis, non-linearity, resolution, etc.
  • Application notes on bio-decontaminating facilities, isolators, transfer hatches and restricted access barrier systems
  • Measurement technology information on relative saturation, relative humidity, temperature, and vaporized hydrogen peroxide

vH2O2 Calculator

With this vaporized hydrogen peroxide calculator, you can simulate bio-decontamination processes in closed and open systems, or under free evaporation conditions. Simply choose your method and input parameters like: phase duration, temperature, injection rates, H2O2 liquid concentration, and other parameters. Model your process in the simulator and see the effects on the condensation point, relative humidity, relative saturation, and achievable vH2O2 ppm concentration.

How to use:

  • Choose your bio-decontamination method: Closed system, Open system, free evaporation
  • Enter process parameters
  • View results

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