Industry Knowledge
37 Results
Cleanrooms Explained
A cleanroom is a specifically designed room that controls contamination. Cleanrooms are used in practically every industry where small particles can adversely affect the manufacturing process and product. The...


Fill the “GAP” Good Application Practice “How to Test HEPA Filters ”
Cleanroom Air Filters: Controlling Contamination in The Cleanroom
Airborne Particle Counters and How They Work


Good Application Practice: How to Perform Proper Cleanroom Classification
Particle Count Cleanroom Certification versus Routine Particle Monitoring and current GMP requirements
Cleanroom Certification is a process of validation. This validation process certifies that the Cleanroom operating conditions meet the intended design parameters. Room Particle Counts are tested using a...


How to Effectively Implement an Environmental Monitoring System Part 2: The Validation and Handover Process


How to Effectively Implement an Environmental Monitoring System Part 1: The Installation Process


Particle Counting Fundamentals


What is a Cleanroom?
Different Types of Contamination
Contamination in the cleanroom can lead to product quality and safety issues and must always be controlled. What are the most common types of contamination you can find in a cleanroom?
Indoor Air Quality And Particle Detection Methods
Indoor air quality is the air quality within and around buildings and structures. IAQ is known to affect the health, comfort and well-being of building occupants. Poor indoor air quality has been linked to...
Cleanroom Grades ABCD Explained
A clean room is an environment, typically used in manufacturing or scientific research that has a low level of environmental pollutants such as dust, airborne microbes, aerosol particles, and chemical vapors....
Basics of Particle Counting, Part 3
Understanding how a particle counter works can really assist in increasing your awareness regarding your environmental monitoring data. With particle counter technology sensitivity it is important to take...


Introduction to Particle Sizes
Basics of Particle Counting, Part 2
a particle counter is an instrument that detects and counts particles not visible to the naked eye. Airborne Particle Counters (APCs) specifically use light scattering techniques to count particles in an air...
Basics of Particle Counting, Part 1
Particle Counters have been around for many years and are used in many industries and they are an important tool for early fault diagnosis of a Cleanrooms air filtration integrity. In this guide, we will...


Introduction to Demarcation Lines in USP 797 Regulated Cleanroom Environments
Airborne Particle Deposition in Cleanrooms
Deposition Mechanisms Abstract This article discusses the mechanisms of particle deposition onto cleanroom surfaces. The main mechanism for particles above 0.5 µm is gravitational...
Continuous Particle Monitoring in Cleanrooms
In order to determine the best system for continuous monitoring of particles in a cleanroom, you should understand the two types of continuous particle monitoring systems. Real time particle monitoring...
Cleanroom Requirements, Certification and Monitoring Per Common Accepted Standards
Cleanroom Classification and class limits are established in ISO 14644-1 (see Table 1), while specifications for testing and monitoring to prove continued compliance are established in ISO 14644-2 (see Tables...