Method Development for Laser-Diffraction Particle-Size Analysis - Pharmaceutical Technology

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Method Development for Laser-Diffraction Particle-Size Analysis
The author examines the process of method development, with reference to ISO 13320:2009 and relevant monographs from the United States and European pharmacopoeias.

Pharmaceutical Technology
pp. 100-106


1. ISO 13320:2009 Particle Size Analysis—Laser Diffraction Methods. Part 1: General Principles (2009).

2. USP30–NF25 General Chapter <429>, "Light Diffraction Measurement of Particle Size," pp. 1235–1241.

3. ISO 14488:2007 Particulate materials—Sampling and sample splitting for the determination of particulate properties.

4. Application note MRK373: The Use of Zeta Potential Measurements for Improving Dispersion During Particle Size Measurements,, accessed Sept. 18, 2010.

5. ISO 14887:2000 Sample Preparation—Dispersing procedures for powders in liquids (2000).

6. Ph.Eur. 6.6 General Chapter 2.9.31, "Laser Diffraction Measurement of Particle Size," (EDQM, Strasbourg, France) p. 5103.


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