ASTM E3427
Standard Guide for Measuring Intensity, Polydispersity, Size, Zeta Potential, Molecular Weight, and Concentration of Nanoparticles in Liquid Suspension Using Laser-Amplified Detection/Power Spectrum Analysis (LAD/PSA) Technology
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- Language: English
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About This Item
ASTM E3427 is the ASTM standard guide for measuring key properties of nanoparticles in liquid suspension using Laser-Amplified Detection/Power Spectrum Analysis (LAD/PSA) technology. It addresses the evaluation of intensity, polydispersity, size, zeta potential, molecular weight, and concentration in a single technical framework. For laboratories and buyers working with nanoparticle dispersions, this guide helps support more consistent measurement practices and clearer comparison of results across testing workflows.
Purpose of ASTM E3427
The purpose of ASTM E3427 is to provide guidance for using LAD/PSA technology to characterize nanoparticles suspended in liquid media. By focusing on multiple measurable attributes, the standard helps users better organize testing methods and interpret data in a more consistent way. As an ASTM standard guide, it is especially useful when a defined approach is needed for analytical work, method selection, or quality control involving nanoparticle suspensions.
Common use cases of ASTM E3427
This guide is commonly used in laboratory environments that analyze nanoparticle dispersions in liquids, particularly when size-related measurements and suspension behavior are important. It may support research, product development, and routine testing where intensity, polydispersity, zeta potential, molecular weight, and concentration need to be assessed with LAD/PSA technology. ASTM E3427 is also relevant when comparing results from different batches, instruments, or test conditions.
Why ASTM E3427 matters
ASTM E3427 matters because nanoparticle measurements can be highly sensitive to method differences, sample handling, and data interpretation. A recognized standard guide helps improve consistency, supports procurement and specification review, and reduces uncertainty in testing programs. It can also aid quality control by giving organizations a shared technical reference for evaluating liquid nanoparticle suspensions and documenting results in a more reliable way.
- LAD/PSA-based nanoparticle measurement guidance
- Liquid suspension characterization
- Size, zeta potential, and concentration evaluation
- Supports consistent laboratory reporting
- Useful for quality control and method comparison
- Publication Date: 2024-02-14
- Publisher: ASTM
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