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What Does "As Received Data" Mean During Particle Counter Calibration? Small Image
Apr 13, 2022

What Does "As Received Data" Mean During Particle Counter Calibration?

  What does a perfect cleanroom look like? Zero contamination, immaculately gowned personnel, and no malfunctioning equipment, ever. That's the dream, right? While perfection might not be...

Feb 17, 2021

Understanding Particle Counter Calibration in Less Than 45 Minutes

What Is Particle Counter Calibration? And why is it important? Small Image
Feb 11, 2021

What Is Particle Counter Calibration? And why is it important?

What Is Particle Counter Calibration? And why is it important? Particle counters are a fundamental part of any properly maintained cleanroom. They are intricate tools used to count the number of...

Jun 17, 2020

Understanding Particle Counter technology, the risks of particle count data integrity and the importance of ISO 21501-4 calibration

Airborne Particle Counters are widely used in Cleanrooms to monitor for signs of cleanroom air contamination and in most cases the particle count data is used to make critical process decisions. Today’s...

Jan 24, 2020

The Impact of Low Counting Efficiency Explained

What is Counting Efficiency? According to ISO 21501-4 “Counting Efficiency (CE) is the ration of the number concentration by a light scattering particle counter (LSAPC) to that measured by a...

Nov 13, 2019

Understanding 4-20mA Data Accuracy In Particle Counting

When considering using a 4-20mA particle counter you should verify how this can affect the number of particles that are displayed on your software. Measurement resolution can have an impact on the accuracy of...

Jan 16, 2019

ISO / IEC 17025 Calibration Explained

What is ISO/IEC 17025? ISO/IEC 17025 is a quality standard, similar to ISO 9001 Quality Management Systems, developed by the International Organization for Standardization (ISO) that defines requirements...

Jan 1, 2019

Understanding Your Particle Counter Calibration

We recommend this paper is read in conjunction with ISO/IEC 17025 Calibration Explained. Particle Counter calibrations since 2007 are mostly based on ISO 21501 which is the most complete particle counter...

Aug 16, 2016

Maintaining Validation and Calibration

A wide variety of scientific instruments are used on a regular basis to assist in our daily IAQ investigations. Moisture meters, temperature and relative humidity probes, infrared cameras, and particle...