Laser diffraction Masterclass 6: Troubleshooting

Log in to watch this webinar

Not registered yet? Create an account
00:00:00 Laser Diffraction Masterclass 6:Troubleshooting: What to do when it looks like things have gone wrong!
00:01:25 Laser diffraction measurement process
00:01:59 Laser Diffraction Masterclass
00:03:01 Common questions about laser diffraction
00:04:12 What is the biggest source of error?
00:05:47 What affects measurement reproducibility?
00:07:53 What affects measurement repeatability?
00:09:15 Problems with sample stability: dissolution
00:10:38 Problems with sample stability: agglomeration
00:11:59 Recognising problems with alignment
00:11:59 How to tell that the system is clean
00:12:46 What does a good background look like?
00:12:46 What do problem backgrounds look like?
00:14:05 What do problem backgrounds look like?
00:14:05 What do problem backgrounds look like?
00:14:05 After the background measurement
00:14:05 After the background measurement
00:14:05 After the background measurement
00:14:05 How much sample should I add?
00:15:59 How much sample to add: signal to noise
00:15:59 How much sample to add: signal to noise
00:15:59 How much sample to add: multiple scattering
00:17:40 Target obscuration ranges: Wet measurements
00:18:42 Target obscuration ranges: Dry measurements
00:19:46 Why do I see unexpected modes in my results?
00:21:14 Unexpected large particles: Beam steering
00:22:27 Unexpected large particles: Beam steering
00:23:23 Why do I see unexpected modes in my result?
00:24:53 What causes high residuals?
00:26:23 How do I analyse mixed materials?
00:28:41 Analysing mixed materials
00:29:38 Problems with interpreting results
00:30:53 Overview
00:38:24 Contact Information
Despite our best efforts to produce a robust particle size distribution measurement methods, things can go wrong! In this presentation, we cover the most common errors which can occurring during laser diffraction measurements.