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Lab Liquid Particle Counter

Content and Resources

What does HIAC mean? Are you wondering what HIAC means? Learn about the brand behind our innovative line of liquid particle counting products.
Why is counting efficiency checked at each calibration interval? Why is counting efficiency checked at each calibration interval?
What elements are tested as part of an ISO 21501 calibration? What elements are tested as part of an ISO 21501 calibration?
Hydraulic Particle Counter Sample Preparation Best Practices for repeatable particle count results
Changes to USP <1788>: Determination of Subvisible Particle Matter from the HIAC and Coulter Counters <p>A revised version of the USP chapter on Subvisible Particulate Matter USP<1788> became official on 1st May 2021. USP<1788> is meant to expand on the information given in the chapters <787>, <788> and <789> to include for the first time the use of Flow Imaging techniques to provide orthogonal complimentary information to the HIAC high accuracy particle counter used in the compendial Light Obscuration Limit Test.</p>