Date recorded: March 02 2010

Duration: 53 minutes 47 seconds

In the Zetasizer Nano software, modeling tools can predict the minimum concentration for DLS measurements. However, close to the limit of detectability, sample preparation and system set up become more important in achieving good data quality
Table of contents
1. What is the real sensitivity of DLS for nanoparticle and protein measurements?
01:26
2. What is the real sensitivity of DLS for nanoparticle and protein measurements ?
00:55
3. Overview
01:14
4. DLS = Dynamic light scattering
01:06
5. Some Malvern references
01:50
6. Specifications – the size limits
03:47
7. Reasons for the limits
01:56
8. Prediction tools in the software
00:51
9. Minimum Concentration Calculator
00:35
10. Minimum concentration calculator example
01:19
11. Minimum concentration for lysozyme
00:51
12. Application Note: Lysozyme at 0.1 mg/mL
02:40
13. Application: Lysozyme at 0.1 mg/mL [µV]
02:29
14. Concentration and Scattering Calculator
00:48
15. Concentration and scattering example
02:13
16. Concentration and scattering, typical output
02:27
17. Which calculator is “better”?
00:58
18. Application Note: Sucrose
01:12
19. Application Note: Sucrose
01:49
20. Application Note: Cholesterol
01:23
21. Application Note: Aluminum Polyoxocations
01:30
22. Hints for low size measurements
01:59
23. Application Note: Polystyrene Latex 4µm
01:09
24. Large Particles: Backscattering is Better
01:27
25. Application Note: Polystyrene Latex 4µm
01:16
26. Hints for large size measurements
02:18
27. For performance at the limits, review tips
00:59
28. Practical Advice
01:46
29. Thank you!
00:54
30. Contact Information
08:40