Review Article
Insights on the Dynamics and Toxicity of Nanoparticles in Environmental Matrices
Table 1
Techniques used for the characterisation of nanomaterials in environmental samples.
| S. no | Techniques | Applications in environmental nanotoxicology assessment |
| 1 | Dynamic light scattering | Gives an idea of the particle sizes in the whole dispersion | 2 | Differential centrifugal sedimentation | To generate fractions containing different particle sizes | 3 | Size exclusion chromatography | Chromatographic fractions are generated according to molecular weight, enabling plots of size distribution | 4 | Field flow fractionation technique | High-resolution particle size distributions and separation of subfractions | 5 | Electrophoretic mobility | To determine the surface properties of nanoparticles that is net surface charge | 6 | N2 absorption (BET analysis) | For measuring the specific surface area of particles | 7 | Gravimetry | To filter the environmental samples | 8 | Turbidimetry | Particle concentration can be estimated |
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