Particle Counting Errors

JZ Knapp - PDA Journal of Pharmaceutical Science and …, 1989 - journal.pda.org
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A New Coincidence Model for Single Particle Counters, Part III: Realization of Single Particle Counting Accuracy.

JZ Knapp, LR Abramson - PDA Journal of Pharmaceutical Science …, 1996 - journal.pda.org
USP objective tests for particle contamination in injectable fluids are based on counts of
single particles in a specified test volume. Accuracy standards for these tests must therefore …

[BOOK][B] Particle Size Analysis In Pharmaceutics And Other Industries: Theory And Practice: Theory And Practice

C Washington - 1992 - books.google.com
Recent major advances in particle size analysis, particularly with regard to its application in
the pharmaceutical and related industries, provides justification for this title. It is a book for …

A new coincidence model for single particle counters, Part I: Theory and experimental verification

JZ Knapp, LR Abramson - PDA Journal of Pharmaceutical Science …, 1994 - journal.pda.org
The prerequisites for estimating the effect of signal coincidence on both particle
undercounting and the injection of false counts in the implementation of USP 788 …

[PDF][PDF] A study of the effects of histogram binning on the accuracy and precision of particle sizing measurements

E Olson - Pharm Technol, 2018 - alfresco-static-files.s3.amazonaws …
Pharmaceutical Technology June 2018 29 to give a particle size distribution with the highest
level of resolution, but they can sometimes offer information on particle shape as well as …

Particle sizing measurements in pharmaceutical applications: Comparison of in-process methods versus off-line methods

AFT Silva, A Burggraeve, Q Denon… - European journal of …, 2013 - Elsevier
It has been previously described that when a sample's particle size is determined using
different sizing techniques, the results can differ considerably. The purpose of this study was …

What is the'correct'method to use for particle-size determination?

HG Brittain - Pharmaceutical technology, 2001 - elibrary.ru
Advances in analytical methodology have given pharmaceutical researchers a number of
tools for determining particle size and particle-size distribution, including microscopy …

The evaluation of sizing accuracy of particle counters for parenteral drugs

O Fujishita, T Sendo, A Hisazumi, K Otsubo… - PDA Journal of …, 1995 - journal.pda.org
Our evaluation of electronic liquid-borne particle counter systems has shown that, for
accurate measurement of particulate matter in injections, the half count values of voltage …

Calibration and standardisation of particle sizing methods. Pharmaceuticals: standardisation and quality control aspects

NA Orr - Analytical Proceedings, 1982 - pubs.rsc.org
The importance of particle size to the pharmaceutical industry is widely recognised and this
is reflected in that particle size analysis is a commonplace activity. However, how successful …

Factors governing the accuracy of subvisible particle counting methods

AR Quiroz, C Finkler, J Huwyler, HC Mahler… - Journal of …, 2016 - Elsevier
A number of new techniques for subvisible particle characterization in biotechnological
products have emerged in the last decade. Although the pharmaceutical community is …